Nuts and Washers - Germany (DE)

Federal Supply Class (FSC): 5310

Federal Supply Group (FSG): 53 Hardware and Abrasives

NATO Supply Classification Class (NSC): 5310

NATO Supply Classification Group (NSG): 53 Hardware and Abrasives

Items Managed by Germany (DE)

FSC 5310 Nuts and Washers - Germany (DE)

Includes Locknuts; Eye Nuts; Plain Nuts; Castellated Nuts; Wing Nuts; Plate Nuts; Push on Nuts; Concave and Convex Washers; Flat Washers; Keyed Washers; Lock Washers; Shouldered Washers; Split Washers.

Excludes Bearing Thrust Washers (FSC 3120); Shims (FSC 5365); Ring Spacers (FSC 5365); Plate Spacers (FSC 5365); Lock Rings (FSC 5365).

Frequently Asked Questions (FAQ) for Federal Supply Class 5310

What is Federal Supply Class 5310?: FSC 5310 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 5310) in the USA for supply items codified in the category of Nuts and Washers.
What is NATO Supply Classification Class 5310?: NSC 5310 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 5310 in the USA) for supply items codified in the category of Nuts and Washers.
Which Federal Supply Group is FSC 5310 in?: FSC 5310 is in Federal Supply Group (FSG) 53 which contains Hardware and Abrasives.
Which NATO Supply Classification Group is NSC 5310 in?: NSC 5310 is in NATO Supply Classification Group (NSG) 53 which contains Hardware and Abrasives.

Supply Items Included in Federal Supply Class 5310

What is a Hexagon Castellated Plain Nut? 565 Items: A Hexagon Castellated Plain Nut (NUT,PLAIN,CASTELLATED,HEXAGON) is a nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.
What is a Cap Plain Nut? 370 Items: A Cap Plain Nut (NUT,PLAIN,CAP) is an item internally threaded from one end, and completely inclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, or dodecagonal and taper to a cone or dome shape on the closed end. For like items which are stamped or formed from sheet stock, see NUT (1), STAMPED. For similar items which are flat on top and bottom see NUT (1), SLEEVE or POST, ELECTRICAL-MECHANICAL EQUIPMENT.
What is a Dodecagon Plain Nut? 12 Items: A Dodecagon Plain Nut (NUT,PLAIN,DODECAGON) is a nut, flat on top and bottom, having 12 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
What is a Hexagon Plain Nut? 4691 Items: A Hexagon Plain Nut (NUT,PLAIN,HEXAGON) is a nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
What is a Square Plain Nut? 162 Items: A Square Plain Nut (NUT,PLAIN,SQUARE) is a nut, flat on top and bottom, having 4 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
What is a Hexagon Slotted Plain Nut? 174 Items: A Hexagon Slotted Plain Nut (NUT,PLAIN,SLOTTED,HEXAGON) is a nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, CASTELLATED, HEXAGON.
What is a Clinch Plain Nut? 151 Items: A Clinch Plain Nut (NUT,PLAIN,CLINCH) is a nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole.
What is a Spline Plain Nut? 108 Items: A Spline Plain Nut (NUT,PLAIN,SPLINE) is a nut having an externally splined sleeve which holds it in position when forced into a hole of slightly smaller diameter.
What is a Wing Plain Nut? 220 Items: A Wing Plain Nut (NUT,PLAIN,WING) is a nut having wings designed for manual turning without driver or wrench.
What is a Gang Channel Self-Locking Nut Assembly? 63 Items: A Gang Channel Self-Locking Nut Assembly (NUT ASSEMBLY,SELF-LOCKING,GANG CHANNEL) is an item composed of a specially designed channel and a series of nuts having integral self-locking features assembled in predetermined spacing.
What is a Sheet Spring Nut? 149 Items: A Sheet Spring Nut (NUT,SHEET SPRING) is a nut formed from sheet spring material, usually steel, into varying flat, concave, bent or curved designs, having apertures with suitable boss or bosses usually on the upper side capable of securely gripping a mating threaded member. Excludes NUT (1), STAMPED.
What is a Key Washer? 1399 Items: A Key Washer (WASHER,KEY) is a washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.
What is a Plate Plain Nut? 185 Items: A Plate Plain Nut (NUT,PLAIN,PLATE) is a nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding, intergral prongs or by bonding.
What is a Blind Rivet Plain Nut? 483 Items: A Blind Rivet Plain Nut (NUT,PLAIN,BLIND RIVET) is a metallic headed fastener having internal threads for a portion of the full length. It may have a smooth, hexagon or splined shank with an open or closed end. Is designed to be expanded tightly against the material it is being installed in by means of a special tool. The item must have a specified grip range. The grip range is the thickness of the material the item is being installed in. See also NUT (1) SELF-LOCKING, BLIND RIVET. Excludes NUT (1), SLEEVE.
What is a Double Hexagon Extended Washer Plain Nut? 29 Items: A Double Hexagon Extended Washer Plain Nut (NUT,PLAIN,EXTENDED WASHER,DOUBLE HEXAGON) is a nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
What is a Hexagon Extended Washer Plain Nut? 393 Items: A Hexagon Extended Washer Plain Nut (NUT,PLAIN,EXTENDED WASHER,HEXAGON) is a nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
What is a Hexagon Single Ball Seat Plain Nut? 59 Items: A Hexagon Single Ball Seat Plain Nut (NUT,PLAIN,SINGLE BALL SEAT,HEXAGON) is a nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also NUT (1), PLAIN, CONE SEAT, HEXAGON.
What is a Cap Self-Locking Nut? 56 Items: A Cap Self-Locking Nut (NUT,SELF-LOCKING,CAP) is a nut internally threaded from one end, and completely enclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, dodecagonal or the like and taper to a cone or dome shape on the closed end. An integral feature is incorporated for locking on the threads of a mating memeber. Excludes NUT (1), STAMPED.
What is a Hexagon Self-Locking Nut? 1310 Items: A Hexagon Self-Locking Nut (NUT,SELF-LOCKING,HEXAGON) is a nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
What is a Stamped Nut? 39 Items: A Stamped Nut (NUT,STAMPED) is a nut formed from sheet spring material, usually steel, into various shapes, having the external appearance of a solid nut, and having an aperture with suitable bosses, lugs, notches, and/or slits capable of securely gripping a mating threaded member. See also NUT (1), SHEET SPRING.
What is a Plate Self-Locking Nut? 396 Items: A Plate Self-Locking Nut (NUT,SELF-LOCKING,PLATE) is a nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.
What is a Push On Nut? 126 Items: A Push On Nut is an item formed from sheet spring material into varying flat, concave, curved, or nutlike design. It has an aperture with an elliptical-shaped hole or suitable lugs or prongs designed to retain threaded or unthreaded stud like projecting memebers. When pushed on, it grips by imbedding into the material of the projecting memebers, and does not mate with a thread helix. See also RING, RETAINING.
What is a Hexagon Cone Seat Plain Nut? 14 Items: A Hexagon Cone Seat Plain Nut (NUT,PLAIN,CONE SEAT,HEXAGON) is a nut having 6 flat sides and a cone seat bearing surface. Items may have a removable collar. See also NUT (1), PLAIN, SINGLE BALL SEAT, HEXAGON.
What is a Keyway Washer? 85 Items: A Keyway Washer (WASHER,KEYWAY) is a washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes thrust type washers.
What is a Flat Washer? 13610 Items: A Flat Washer (WASHER,FLAT) is a washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
What is a Lock Washer? 1728 Items: A Lock Washer (WASHER,LOCK) is a washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
What is a Welding Plain Nut? 22 Items: A Welding Plain Nut (NUT,PLAIN,WELDING) is a nut with projection(s) that is/are designed to localize heating, during welding, at predetermined points and to fuse with the metal to which the nut is mounted.
What is a Knurled Plain Nut? 428 Items: A Knurled Plain Nut (NUT,PLAIN,KNURLED) is a nut, round in shape, having all or part of its outer surface knurled. It may have provisions for external wrenching. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, ROUND. (When height or thickness, and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
What is a Round Plain Nut? 1838 Items: A Round Plain Nut (NUT,PLAIN,ROUND) is a nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
What is a Rectangular Plain Nut? 121 Items: A Rectangular Plain Nut (NUT,PLAIN,RECTANGULAR) is a nut, flat on top and bottom, having four flat sides of which two parallel sides are shorter than the other two. For items having a thickness (or height) exceeding two times the width, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
What is a Barrel Self-Locking Nut? 32 Items: A Barrel Self-Locking Nut (NUT,SELF-LOCKING,BARREL) is a nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, ROUND.
What is a Spline Self-Locking Nut? 16 Items: A Spline Self-Locking Nut (NUT,SELF-LOCKING,SPLINE) is a nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.
What is a Round Self-Locking Nut? 53 Items: A Round Self-Locking Nut (NUT,SELF-LOCKING,ROUND) is a nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.
What is an Eye Nut? 50 Items: An Eye Nut (NUT,EYE) is a combination eye and nut, formed in one piece, and when fitted to an externally threaded object, the eye is used as an attaching medium.
What is a Saddle Washer? 61 Items: A Saddle Washer (WASHER,SADDLE) is a washer with one surface shaped to fit a similarly curved surface, the other surface of the washer being either parallel with the shaped surface or in the form of raised boss having either a flat bearing surface or a recess designed for holding a nut. Excludes WASHER (1), CONCAVE and WASHER (1), CONVEX.
What is a Washer Assortment? 61 Items: A Washer Assortment is two or more different size and/or types of washers grouped together in a single package.
What is a Bevel Washer? 73 Items: A Bevel Washer (WASHER,BEVEL) is a washer having a centrally located hole and two flat bearing surfaces which are not parallel.
What is a Concave Washer? 64 Items: A Concave Washer (WASHER,CONCAVE) is a washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also WASHER (1), CONVEX. Excludes WASHER (1), RECESSED and BEARING, WASHER, THRUST.
What is a Convex Washer? 143 Items: A Convex Washer (WASHER,CONVEX) is a washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also WASHER (1), CONCAVE. Excludes BEARING, WASHER THRUST.
What is a Finishing Washer? 133 Items: A Finishing Washer (WASHER,FINISHING) is a washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.
What is a Recessed Washer? 1413 Items: A Recessed Washer (WASHER,RECESSED) is a washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
What is a Shouldered Washer? 514 Items: A Shouldered Washer (WASHER,SHOULDERED) is a washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.
What is a Shouldered And Recessed Washer? 309 Items: A Shouldered And Recessed Washer (WASHER,SHOULDERED AND RECESSED) is a washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.
What is a Slotted Washer? 36 Items: A Slotted Washer (WASHER,SLOTTED) is a washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim which extends from the outer circumference to the washer hole and is always as large as, or larger than the diameter of the hole.
What is a Split Washer? 81 Items: A Split Washer (WASHER,SPLIT) is a washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim whch extends from the outer circumference to the washer hole but which is never as large as the washer hole diameter. Excludes WASHER (1), LOCK.
What is a Spring Tension Washer? 2067 Items: A Spring Tension Washer (WASHER,SPRING TENSION) is a bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
What is a Nut Strip? 163 Items: A Nut Strip is a fastening device of rigid or semirigid material of various shapes and lengths having two or more apertures with lugs or prongs; threaded holes; or nuts. The apertures, threaded holes or nuts may be of any predetermined spacing.
What is an Octagon Plain Nut? 23 Items: An Octagon Plain Nut (NUT,PLAIN,OCTAGON) is a nut, flat on top and bottom, having eight flat sides. It may include a retaining dowel pin. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
What is a Plate Nut Spacer? 125 Items: A Plate Nut Spacer (NUT SPACER,PLATE) is an item having two flat bearing surfaces, conforming to the same shape as the base of a NUT (1), PLAIN, PLATE and NUT (1), SELF-LOCKING, PLATE. It is used to provide better alignment in assembly.
What is an Assembled Washer Plain Nut? 56 Items: An Assembled Washer Plain Nut (NUT,PLAIN,ASSEMBLED WASHER) is a plain nut on which has been assembled a nonremovable washer.
What is a Barrel Plain Nut? 109 Items: A Barrel Plain Nut (NUT,PLAIN,BARREL) is a nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. Excludes NUT (1), PLAIN, ROUND.
What is a Hexagon Castellated Self-Locking Nut? 32 Items: A Hexagon Castellated Self-Locking Nut (NUT,SELF-LOCKING,CASTELLATED,HEXAGON) is a nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes NUT (1), SELF-LOCKING, SLOTTED, HEXAGON.
What is a Double Hexagon Extended Washer Self-Locking Nut? 50 Items: A Double Hexagon Extended Washer Self-Locking Nut (NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON) is a nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
What is a Hexagon Extended Washer Self-Locking Nut? 239 Items: A Hexagon Extended Washer Self-Locking Nut (NUT,SELF-LOCKING,EXTENDED WASHER,HEXAGON) is a nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
What is a Sleeve Nut? 958 Items: A Sleeve Nut (NUT,SLEEVE) is an internally threaded item with a cylindrical and/or square, hexagonal, octagonal, or dodecagonal outer periphery (parallel to the threaded axis) a portion(s) of which may or may not be enlarged, forming a flange(s) and/or shoulder(s). Items not having an enlarged outer portion may be threaded, a part of the full length, or tapped from both ends. Items having an enlarged outer portion (flange(s) or shoulder(s)) may be threaded the full length, threaded a part of the full length, or tapped from both ends. Items tapped from both ends shall have either right-hand threads on both ends or left-hand threads on both ends. For items conforming to any of the above and having a length overall exceeding two times the largest outside diameter or width across flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. For items with an outside contour that is the same the full length, having a continuous thread through its entire length, and the length does not exceed two times the diameter or width across the flats use NUT (1), PLAIN (as modified). Excludes NUT (1), PLAIN, CAP. See also TURNBUCKLE BODY.
What is an Assembled Washer Self-Locking Nut? 45 Items: An Assembled Washer Self-Locking Nut (NUT,SELF-LOCKING,ASSEMBLED WASHER) is a nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
What is a Matched Spring Tension Washer Set? 15 Items: A Matched Spring Tension Washer Set (WASHER SET,SPRING TENSION,MATCHED) is a grouping of two or more identical or similar WASHER (1), SPRING TENSION which have been matched together to meet a specific deflected height tolerance when a predetermined load compression is axially applied. Includes only those washers designed and tested to accomplish a specifically desired function.
What is a Clip-On Nut? 78 Items: A Clip-On Nut (NUT,CLIP-ON) is an internally threaded fastener, plain or self-locking, of various shapes attached to a preformed item of semi-rigid material designed to retain, position or support other items by its own inherent spring action. The internally threaded fastener and the preformed item may be of one piece construction or fastened together by other means.
What is a Seal Washer? 28 Items: A Seal Washer (WASHER,SEAL) is a washer of various shapes having a centrally located hole. It is primarily used as a seat for a bolt or screw to distribute pressure and has a sealing element. It may be used in connection with metallic washers to which it can be bonded.