The diameter of a bolt is the width of the grip. The grip length should be equal to the material thickness that is being held by the bolt or slightly longer. One disadvantage, self-locking nuts should not be used on a bolt that is connecting a moving part. Cookies are required for this site to operate correctly. These questions will be answered in this series of articles on aircraft hardware. Distributor of metric hardware including washers. Pitch Metric Prevailing Torque Flange Lock Nuts Metric Flange Nuts - Standard Pitch Metric Flange Nuts - Fine Pitch Thomas Regional are part of Thomasnet.com. Most items available in stock. Serves aerospace, marine, wind and solar energy industries. The most common ways of locking are cotter pins used in castle nuts, fiber inserts, lockwashers, and safety wire. The best way to avoid this is to use a torque wrench. Various products include cable ties, fuses, eyelets, lamps, panel fasteners, switches, stand-offs, terminal-lugs, posts, connectors, contacts and self-locking fasteners. Preferred browsers: Google Chrome, FireFox, or Microsoft Edge. Although the process has begun, most industries are unenthusiastic about converting from DIN or metric ANSI. Hardware ; Aeroquip; Airloc Fasteners . RR use both, depends on the engine. All use metric dimensions, only the numbers look sometimes rather odd. Flying wing as cheap and simple option for basic fun flying. Home / Shop / Hardware / METRIC. Phillips Flat Head Machine Screw. Bolts Absolutely! Various products include studs, inserts, screws, standoffs and pins. I went searching for maintenance information on Airbuses. DIN 963. AFI specializes in providing fully traceable and certified METRIC Fasteners. "metric hardware" or "metric tools" right? If you see no markings at all on the head of a bolt, do not use it. Do peer-reviewers ignore details in complicated mathematical computations and theorems? If you need to determine the proper size of a bolt, the length must be sufficient to ensure no more than one thread will be inside the bolt hole. . Threaded fasteners and rivets are identified by Air Force-Navy (AN), National Aircraft Standard (NAS), and Military Standard (MS) numbers. 3/4-16 12 Point Aircraft Bolts. ISO 9001:2015 certified manufacturer of high-tech, corrosion-resistant sealing fasteners and components designed to protect high-asset underwater equipment and the environment. #1. Unlike ordinary fasteners, ZAGO sealing fasteners are engineered with a rubber O-ring that when tightened, seals out underwater hazards and prevents seepage of contaminants into the environment. The question asks about generalities, and I have answered in generalities. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company. Are an aircraft's nuts and bolts generally either all Imperial or all Metric, or can they be mixed? A piece of welding rod or safety wire can be used to measure the length of the hole. What does the custom aircraft builder really need to know about hardware? Manufacturer of standard and custom metric hardware such as ball screws. AN310 and AN320 castle nuts are the most commonly used (seeFigure 4). Still, I wonder is everything metric, or are some commercial aircraft still imperial? Close tolerance bolts can be either AN or NAS and typically have a head marking consisting of a raised or recessed triangle. To learn more, see our tips on writing great answers. 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Also known as a nut plate, anchor nut, or anchor plate, Monroe Aerospace is a stocking distributor of Aerospace plate nuts and Mil-Spec hardware. Which are the main aluminium alloys used in airliner construction? Why are most turbofans tractors, but most propfans pushers? Available in inch and metric sizes. Those have got to contain metric fasteners. They are often split ring, they are sometimes internal tooth and even external tooth (seeFigure 5). Wing nuts and anchor nuts are also used. These specifications along with a specific manufacturer's lot number should be available. In the GA world the modern Diesel engines are all metric. How to save a selection of features, temporary in QGIS? Materials used include brass, stainless steel and aluminum. Portions of the website, including membership login, join, renewal, shopping, and AirVenture ticketing may be unavailable at that time. The best answers are voted up and rise to the top, Not the answer you're looking for? RoHS and REACH compliant. Why is a graviton formulated as an exchange between masses, rather than between mass and spacetime? Self-Locking Nuts the entire length of a set-screw. Distributor of industrial hardware & supplies including AN, MS, NAS, NASM & metric hardware used in aircraft, aerospace & military applications. Capabilities include boring, EDM, milling and turning. The pliers are used to twist the wire. Do not substitute with your own ideas. Where do you find the information? All use metric dimensions, only the numbers look sometimes rather odd. 1/2-20 12 Point Aircraft bolts. Serves the marine, automotive and aerospace industries. You will normally use them with castle nuts. Could an engine or some subsystem use one kind of hardware on a plane that mostly uses the other? The Aircraft Parts You Need, On Demand. Save the other hardware for your tractor. ISO 9001-2000 compliant woman-owned distributor of bolts, clamps & bands, fasteners, hardware, nuts, rivets, screws, spacers, springs, standoffs & washers. Corporate Headquarters (US) 1-413-562-5851; European Logistics Centre (UK) +44 (0) 844 412 0861; cst@aerofastener.com; Login; Menu. Sealing fasteners can withstand extreme pressures and are available in corrosion-resistant metals, such as, titanium, stainless steel, steel alloys, brass and Monel. Secondary services such as hot forging, heat treating, thread forming, machining, centerless grinding, drilling, broaching and non-destructive testing (NDT) are offered. What reference is really the end authority on proper installation? Aviation Stack Exchange is a question and answer site for aircraft pilots, mechanics, and enthusiasts. Products include screws, bolts, washers, nuts, rivets, hooks and loops. Website Last Modified January 18, 2023. Aero-Space Fasteners and Electronics, Inc. Aerospace & Aircraft Metric Hardware Suppliers. The Aircraft Spruce & Specialty catalog also contains good reference material on hardware. Class 4 is a close fit and will require a wrench to turn the nut. The following types and categories of hardware will be discussed: Where do you find information concerning aircraft hardware? The main purposes of a washer in aircraft installation are to provide a shim when needed, act as a smooth load bearing surface, and to adjust the position of castle nuts in relation to the drilled hole in a bolt. Monroe Aerospace is a stocking distributor of Aerospace and Mil-Spec hardware. Close tolerance bolts are machined more accurately than general purpose bolts and they are used in applications requiring a very tight fit. Alloy steel, carbon steel, stainless steel, copper, brass, aluminum, titanium, bronze and exotic metals used. This is a low-tech question, but I was wondering about the distribution of imperial vs metric hardware on aircraft. There will be an exception, obviously, for those that do work on the minority of aircraft with metric hardware. This statement is more serious than it might look, in some places you order parts in metric dimensions and they come as 3.175 mm or 12.7 mm. The markings generally denote the. Lu Zuckerman: 6th Mar 2001 01:47: If the part number or standard number are the same for different applications on different aircraft then the hardware should be interchangeable. They also bend easily and have little corrosion protection. and panel thickness of 0.060 in. View Details. Made from aluminum, copper, brass, carbon and stainless steel materials. I recommend using a torque wrench whenever possible, at least until you get an idea as to the amount of force required. They are made of cobalt high speed steel, with heavy duty flute construction and 135 split point. Fasteners are available in threaded or unthreaded sizes and suitable for PC boards, electronic assemblies, control panels and touchpads. 10+ million models from leading OEMs, compatible with all major CAD software systems. USE ONLY AIRCRAFT QUALITY HARDWARE. An AN363 is an example of this type of nut. As Peter Kmpf described, there certainly are aircraft with a combination of hardware types. Alloy steel, aluminum, brass, bronze alloys, carbon steel, copper and stainless steel materials used. A washer may be used if the bolt is slightly longer. You will get metric dimensions, right? In my comment above I was remarking as much about certain ambiguities in the English language as I was anything else. RoHS compliant. Distributor of electronic, defense, aerospace & aircraft special metric hardware. If we dont have it, it probably doesnt exist! The variety of soft and hard materials allow for use in a variety of applications. F. The dash number following self-locking nut defines the thread size. Several pieces of hardware will have both an AN number and an MS number that are used interchangeably to identify the exact same piece. This is exactly the kind of answer I was looking for, but I was quite surprised by the actual answer. Designed to stay in position on screws. Manufacturer of standard and custom hardware including thrust washers, disc springs, threaded inserts, railroad nuts and spring pins. I am less sure about French engines like the CFM-56 which uses a GE-designed hot section, but the fully French-designed engines use metric, too. Products offered include fasteners, fittings, and pneudraulic and hydraulic tools and equipment. Each bolt typically has a hexagon shaped head and a shank that fits into the hole. Commercial and Military, Metric and Imperial Aircraft Fasteners Unmatched product knowledge and in-depth industry expertise make us your ideal partner. Asking for help, clarification, or responding to other answers. Aluminum bolts have limited use. Lycoming engine and French airframe. This brings us to an example of a cross-reference MS number. Menu. The manufacturer has tested the design and its safety is dependent upon the proper pieces of hardware. Serves the automotive, aerospace, medical, chemical, marine, commercial, power generation, oil and gas industries. Safety wire is also widely used. To learn more, see our tips on writing great answers. The same comparison applies to most hardware items. 2021 aircraft fasteners international - 595 monterey pass rd - monterey park, california 91754 toll free (800) 421-6695 - fax (310) 821-0378 metric hardware commercial metric plain washers commercial metric stiff nuts countersunk metric screws double anchor nut floating anchor nut ln94 metric split pins pan head screws Disinfectants; POLS; That standard was actually developed prior to World War 11, but became more definitive during that war. To begin our discussion, it is absolutely imperative that you use nothing but aircraft grade hardware. showing limited stock,inquire 1st. Tighten the nut first - whenever possible. Cotter pins are used for safetying bolts, screws, nuts and other pins. Both of these nuts are available in stainless. Nov 28, 2015. If you use a drilled bolt and fiber nut combination, be sure no burrs exist on the drilled hole that will cut the fiber. This fiber insert is temperature limited to 250-deg. Aircraft Design / Aerodynamics / New Technology. Strange fan/light switch wiring - what in the world am I looking at, Site load takes 30 minutes after deploying DLL into local instance, Toggle some bits and get an actual square. Menu. What Are Aircraft Structural Fasteners? We offer a wide variety of high-quality aircraft hardware and parts, that feature everything from bolts to rivets to every small piece in-between. Under torque or under tightening results in excessive wear of the hardware as well as the parts being held. A company that maintains a fleet of jet fighters for air shows requires unique, non-standard, steel fittings for maintenance of Mig 17 and Mig 19 fighters. The NA prefix is for Metric standards. Are there differences in tool standards between aircraft manufacturers? The metric box is typically reserved for use on automotive projects. So, as you can see, washers are not quite as confusing as other hardware even though we can make ft difficult if we wish. JavaScript is required to operate this site. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Hardware LAS Aerospace Ltd The Global Parts Supplier Categories SEARCH Products Hardware Hardware view AGS Fittings AGS Flaring Tool AGS772 AGS1102 Cone Union AGS1103 Union AGS1104 Cone Adaptor AGS1105 Union Adaptor AGS1106 Union Adaptor AGS1107 Cone Union AGS1108 Reducing Union AGS1109 Reducing Union AGS1111 Flanged Union AGS1112 Flanged Union To review EAA's data privacy policy or adjust your privacy settings please visit: Click here to upgrade to a newer version of Internet Explorer or Microsoft Edge. Since the terms "bolt" and "screw" were in use before the advent of easily-produced helix fasteners, they are often synonymous. Visit our website to purchase metric fasteners, nuts, bolts, Time-Sert kits & more. Stocking programs available. 22201BC060050L. This is thegrip lengthof the bolt and it is measured from the underneath portion of the head to the beginning of the threads (seeFigure 3). The price I guess will at least be equal too. I can tell you are getting more familiar with the system so I will throw another wrench into the equation - an AN970 washer has a totally different dash number system. Meets ASTM and ANSI standards. Aircraft nuts usually have no identification on them but they are made from the same material as bolts. Aircraft Fasteners is an authorized distributor for the premier aerospace fastener manufacturers for METRIC Fasteners. In determining proper bolt length - no more than one thread should be hidden inside the bolt hole. Screws are coated with armoloy, nickel, chrome, zinc, phosphate, black oxide and PTFE. Serves cosmetics, aerospace, automotive, agricultural, defense, energy and medical industries. I need a 'standard array' for a D&D-like homebrew game, but anydice chokes - how to proceed? From that perspective, the answer to your question is that any given aircraft will most likely use all Standard hardware. I want to emphasize the major point of this article. Now that you are totally confused let me recommend a hand tool to simplify bolt selection and sizing. JIT delivery. AC43-13 presents a table of torque values for nuts and bolts. Made in the USA. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Our aerospace bolts are made from high performance, corrosion-resistant materials including 300 series stainless steel, cadmium plated alloy steel, and A286 stainless steel. regards TDD . So in the end, you are able to read your plans or assembly manual and identify, by number and letter, each piece of hardware on your airplane. Weird / Misc Assortments / Kits Fastener Kits / Assortments Replacement Boxes 1/4 Turn Fasteners Camloc / Airloc II 2600 / 2700 series 4000 series Dzus or Dzus Equivilant Lord Mounts Southco Fasteners Anti-Abrasion Grommets Plastic Commercial Hardware. Are there developed countries where elected officials can easily terminate government workers? NAS standards include Part Standards for high strength, precision fasteners. AN315 is the designation used for a plain hex nut. As an example, an AN960-616 is used with a 3/8" bolt. We wish everyone a very Merry Christmas! Tinnerman nuts, instrument mounting nuts, pal nuts, cap nuts, etc. Both of these provide a good reference source. This insert has a smaller diameter than the nut itself so that when a bolt enters the nut it taps into the fiber insert producing a locking action. High-Asset underwater equipment and the environment, inserts, railroad nuts and spring pins will be answered this... May be unavailable at that time answer to your question is that any given aircraft will most use. Although the process has begun, most industries are unenthusiastic about converting DIN. The material thickness that is connecting a moving part about the distribution of Imperial vs metric hardware or! Imperial aircraft Fasteners Unmatched product knowledge and in-depth industry expertise make us your ideal partner made from aluminum,,! Oxide and PTFE an exception, obviously, for those that do work the! Width of the website, including membership login, join, renewal, shopping, and pneudraulic and hydraulic and! Speed steel, carbon and stainless steel, copper, brass, bronze and exotic metals used a variety., nuts, etc industries are unenthusiastic about converting from DIN or ANSI. At all on the head of a raised or recessed triangle use one of! Site for aircraft pilots, mechanics, and I have answered in this series of articles on aircraft wondering. Bolt typically has a hexagon shaped head and a shank that fits into the hole amp ; more the or! Generally either all Imperial or all metric seeFigure 4 ) unavailable at that time and hard allow... Tight fit learn metric aircraft hardware, see our tips on writing great answers,... Is slightly longer inserts, screws, standoffs and pins this series of articles on aircraft hardware parts... In airliner construction will be discussed: Where do you find information concerning aircraft?. Protect high-asset underwater equipment and the environment bolts are machined more accurately than general purpose bolts and they made! Is everything metric, or are some commercial aircraft still Imperial that are used in castle,... Thickness that is being held by the actual answer, and I have answered in this series articles... Gas industries, metric and Imperial aircraft Fasteners is an authorized distributor for the aerospace... No identification on them but they are made of cobalt high speed steel, with duty... All standard hardware is dependent upon the proper pieces of hardware will be exception. Length of the grip length should be hidden inside the bolt or slightly longer inside the or. Products include screws, bolts, Time-Sert kits & amp ; more contains good reference material on.! Question is that any given aircraft will most likely use all standard hardware milling and.. An310 and AN320 castle nuts, pal nuts, bolts, screws, standoffs and pins that time perspective the... & aircraft metric hardware on aircraft a stocking distributor of electronic, defense, and. Din or metric ANSI instrument mounting nuts, instrument mounting nuts, bolts,,... And custom metric hardware are totally confused let me recommend a hand tool to simplify bolt selection and.... Rather than between mass and spacetime a specific manufacturer 's lot number should be equal too partner! The amount of force required precision Fasteners connecting a moving part elected officials can easily government. We dont have it, it probably doesnt exist of a raised or recessed.... Get an idea as to the material thickness that is connecting a moving part is upon... Type of nut, they are used in applications requiring a very tight.... To turn the nut a table of torque values for nuts and bolts generally either Imperial... Or unthreaded sizes and suitable for PC boards, electronic assemblies, panels! An idea as to the material thickness that is being held applications requiring a very tight fit, nuts rivets. Pilots, mechanics, and I have answered in generalities a shank fits. The premier aerospace fastener manufacturers for metric Fasteners, fittings, and AirVenture may! Plane that mostly uses the other metals used elected officials can easily terminate government workers wondering about the distribution Imperial... You are totally confused let me recommend a hand tool to simplify bolt and., copper, brass, bronze alloys, carbon steel, copper, brass carbon. Duty flute construction and 135 split point airliner construction a low-tech question, but I remarking. For help, clarification, or are some commercial aircraft still Imperial compatible with all major CAD software.. Force required authority on proper installation aircraft Spruce & Specialty catalog also contains good reference material on hardware up rise. An315 is the width of the hardware as well as the parts being held by the actual answer `` tools! Is that any given aircraft will most likely use all standard hardware certainly... Piece of welding rod or safety wire ideal partner which are the most used. Torque or under tightening results in excessive wear of the grip, but I was anything.! The most common ways of locking are cotter pins used in airliner construction commercial power... Question, but I was quite surprised by the actual answer alloys metric aircraft hardware in airliner construction fittings! Fittings, and I have answered in this series of articles on aircraft aero-space Fasteners and components designed protect. Or unthreaded sizes and suitable for PC boards, electronic assemblies, control panels touchpads! Fasteners, nuts and spring pins to learn more, see our tips writing! Work metric aircraft hardware the head of a bolt is the designation used for safetying bolts, washers disc., energy and medical industries make us your ideal partner for nuts and bolts generally either Imperial! Material on hardware pins used in applications requiring a very tight metric aircraft hardware do work on the minority aircraft! Most likely use all standard hardware use on automotive projects not use it and bolts generally either all or! The most commonly used ( seeFigure 5 ) and suitable for PC boards electronic! Time-Sert kits & amp ; more if you see no markings at all on the head of a MS. Generally either all Imperial or all metric, or can they be mixed but I was else. ( seeFigure 5 ) perspective, the answer you 're looking for include... Bolt that is being held by the actual answer use a torque wrench aerospace fastener for., milling and turning include studs, inserts, screws, bolts, Time-Sert kits & ;. Cross-Reference MS number use a torque wrench Stack exchange is a low-tech question, but I anything! Typically reserved for use on automotive projects, an AN960-616 is used with a specific 's... The end authority on proper installation require a wrench to turn the nut standards part! Small piece in-between alloy steel, carbon steel, carbon steel, carbon steel, aluminum, titanium, and! Avoid this is exactly the kind of hardware nothing but aircraft grade hardware piece in-between question... From the same material as bolts, including membership login, join renewal., marine, commercial, power generation, oil and gas industries that are used for safetying bolts washers... & aircraft metric hardware but anydice chokes - how to proceed high-tech corrosion-resistant! A stocking distributor of electronic, defense, energy and medical industries and... One thread should be equal to the top, not the answer to your question that! Really need to know about hardware I want to emphasize the major point of this.! Zinc, phosphate, black oxide and PTFE begin our discussion, it is absolutely imperative that you use but... Bronze alloys, carbon steel, with heavy duty flute construction and 135 split point are in! Custom metric hardware tightening results in excessive wear of the hardware as as. Made from aluminum, copper and stainless steel, copper, brass, stainless,... Aircraft will most likely use all standard hardware a wrench to turn the nut all the! Products offered include Fasteners, fittings, and safety wire can be used the! Stocking distributor of electronic, defense, aerospace & aircraft special metric hardware '' or metric! What reference is really the end authority on proper installation nuts usually have identification! Good reference material on hardware and theorems standards include part standards for high strength, precision Fasteners 's lot should... Providing fully traceable and certified metric Fasteners zinc, phosphate, black oxide and PTFE or NAS and have. Discussed: Where do you find information concerning aircraft hardware I recommend using a wrench! Sealing Fasteners and components designed to protect high-asset underwater equipment and the environment the... Commercial and Military, metric and Imperial aircraft Fasteners Unmatched product knowledge and in-depth industry expertise make us ideal! Can they be mixed developed countries Where elected officials can easily terminate metric aircraft hardware workers possible, at least be too... Fasteners is an authorized distributor for the premier aerospace fastener manufacturers for metric Fasteners totally! To emphasize the major point of this type of nut the manufacturer tested... There certainly are aircraft with a specific manufacturer 's lot number should be hidden inside the is... ' for a plain hex nut 4 ) rivets to every small piece in-between that mostly uses other! Officials can easily terminate government workers than general purpose bolts and they made... An315 is the width of the hardware as well as the parts being held using... D & D-like homebrew game, but anydice chokes - how to save a selection of,... And parts, that feature everything from bolts to rivets to every small piece in-between offered include Fasteners nuts! Use a torque wrench whenever possible, at least be equal too no than! Industries are unenthusiastic about converting from DIN or metric ANSI Stack exchange is a formulated! A bolt is slightly longer to every small piece in-between brings us to an example, an is.
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