Gears, Pulleys, Sprockets, and Transmission Chain - France (FR)

Federal Supply Class (FSC): 3020

NATO Supply Classification Class (NSC): 3020

Federal Supply Group (FSG): 30 Mechanical Power Transmission Equipment

NATO Supply Classification Group (NSG): 30 Mechanical Power Transmission Equipment

Items Managed by France (FR) - NCB is 14

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NSN Format for Gears, Pulleys, Sprockets, and Transmission Chain
Codified by France

302014XXXXXXX
Group
FSG
ClassNCBIdentifier
FSC
Federal Supply Class
NIIN
NSN

NATO Supply Class 3020 is a classification within NATO Supply Group 30, which is dedicated to Mechanical Power Transmission Equipment.

NATO Supply Class 3020 specifically focuses on Gears, Pulleys, Sprockets, and Transmission Chain. These components play a crucial role in the mechanical power transmission process, enabling the transfer of power from one component to another within a system.

Gears are rotating mechanical devices with teeth that mesh with other gears to transmit power and motion. They are commonly used in various applications, such as automobiles, machinery, and industrial equipment.

Pulleys are wheel-like devices with a grooved rim designed to support and guide belts or ropes. They are used to transmit power and change the direction of force in systems like conveyor belts, elevators, and engines.

Sprockets are toothed wheels that engage with a chain or belt to transmit power and motion. They are commonly found in bicycles, motorcycles, and industrial machinery.

Transmission chains are flexible, linked chains that transmit power between two or more sprockets. They are commonly used in motorcycles, bicycles, and industrial machinery.

In summary, NATO Supply Class 3020 encompasses gears, pulleys, sprockets, and transmission chains, which are essential components in mechanical power transmission systems.

FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain - France (FR)
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain - France (FR)

Includes Power Transmission Chain; Matched Gear Sets.

Excludes Reduction Gears (FSC 3010).

Frequently Asked Questions(FAQ) for Federal Supply Class 3020 Frequently Asked Questions(FAQ) for Federal Supply Class 3020

What is Federal Supply Class 3020?
FSC 3020 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 3020) in the USA for supply items codified in the category of Gears, Pulleys, Sprockets, and Transmission Chain.
What is NATO Supply Classification Class 3020?
NSC 3020 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 3020 in the USA) for supply items codified in the category of Gears, Pulleys, Sprockets, and Transmission Chain.
Which Federal Supply Group is FSC 3020 in?
FSC 3020 is in Federal Supply Group (FSG) 30 which contains Mechanical Power Transmission Equipment.
Which NATO Supply Classification Group is NSC 3020 in?
NSC 3020 is in NATO Supply Classification Group (NSG) 30 which contains Mechanical Power Transmission Equipment.

Supply Items Included in Federal Supply Class 3020 Supply Items Included in Federal Supply Class 3020

What is a Block Chain? 23 Items
A Block Chain (CHAIN,BLOCK) is a power transmission chain, consisting of laminated or solid blocks and alternate side plates held together by pins and designed in such a manner as to conform to the teeth of a sprocket wheel over which it runs.
What is a Silent Chain? 15 Items
A Silent Chain (CHAIN,SILENT) is a flexible mechanical device consisting of inverted tooth links, with or without guide links, and used for power transmission. The links are joined by pins and mate with the sprocket teeth with a sliding action. Excludes flexible mechanical devices specifically designed for use with COUPLING, SHAFT, FLEXIBLE.
What is a Sprocket Wheel? 1466 Items
A Sprocket Wheel is a toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.
What is a Roller Chain? 562 Items
A Roller Chain (CHAIN,ROLLER) is a flexible mechanical device consisting of one or more rows of links used for conveying or power transmission. The link side plates are flat or offset and are spaced apart by rollers, bushings and/or pins. The chain mates with a sprocket with an articulating action. The non-rotating bushing type chain is limited to that designated by the American National Standards Institute as "roller chain". Excludes CHAIN, BLOCK.
What is a Roller Chain Link? 202 Items
A Roller Chain Link (LINK,ROLLER CHAIN) is an assembled unit of a CHAIN, ROLLER consisting of side plates, roller(s), bushing(s), or pin(s). It may be a single or double pitch. Links containing bushings without rollers shall be as designated by the American National Standards Institute as "roller chain." Excludes LINK, CHAIN (as modified); and PULLEY, SASH.
What is a Chain Link Plate? 20 Items
A Chain Link Plate (PLATE,CHAIN LINK) is a side bar of various shapes forming one of the tension members of a pin link, roller chain link, or silent chain link.
What is a Gear Rack? 341 Items
A Gear Rack is a bar-like item with gear teeth on one face for engaging with a spur, bevel, or worm gear, or the like. It is specifically designed for straight line motion.
What is a Bevel Gear? 967 Items
A Bevel Gear (GEAR,BEVEL) is a gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also GEAR, ANTIBACKLASH, BEVEL.
What is a Helical Gear? 1139 Items
A Helical Gear (GEAR,HELICAL) is a gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL:
What is an Internal Gear? 256 Items
An Internal Gear (GEAR,INTERNAL) is a gear with teeth formed on the inner surface of a cylinder or cone.
What is a Spur Gear? 6659 Items
A Spur Gear (GEAR,SPUR) is a gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.
What is a Worm Gear? 393 Items
A Worm Gear (GEAR,WORM) is a gear with teeth on its outer surface in the form of helical threads.
What is a Worm Wheel Gear? 234 Items
A Worm Wheel Gear (GEAR,WORM WHEEL) is a gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a GEAR (1), WORM. See also GEAR, ANTIBACKLASH, WORM WHEEL.
What is a Groove Pulley? 2105 Items
A Groove Pulley (PULLEY,GROOVE) is a pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE.For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.
What is a Cone Pulley? 37 Items
A Cone Pulley (PULLEY,CONE) is a pulley having two or more adjoining grooved, flat or crowned faces in steps of different diameters or one having a single tapered face. For pulleys encased in a shell or frame, see BLOCK, TACKLE.
What is a Flat Pulley? 176 Items
A Flat Pulley (PULLEY,FLAT) is a pulley with a straight or crowned face. The item may include belt aligning flange(s). Excludes PULLEY, CONE. For pulleys encased in a shell or frame, see BLOCK, TACKLE.
What is an Engine Starter Rope Pulley? 39 Items
An Engine Starter Rope Pulley (PULLEY,ENGINE STARTER ROPE) is a grooved or flat faced pulley having one or more notches in the rim or flange for attaching a rope or cable for the purpose of cranking an engine.
What is a Pinion Rod? 24 Items
A Pinion Rod (ROD,PINION) is a solid, cylindrically shaped item having a uniform cross section throughout its entire length with a 360 degree complement of straight, spur type teeth on its periphery. Refers to bulk material only. For items having a bore, hub, or mounting facilities, see GEAR, SPUR.
What is a Matched Bevel Gear Set? 305 Items
A Matched Bevel Gear Set (GEAR SET,BEVEL,MATCHED) is a grouping of two or more or any combination of GEAR, BEVEL; GEARSHAFT, BEVEL; or GEAR CLUSTER, BEVEL which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.
What is a Matched Helical Gear Set? 45 Items
A Matched Helical Gear Set (GEAR SET,HELICAL,MATCHED) is a grouping of two or more or any combination of GEAR, HELICAL; GEARSHAFT, HELICAL; or GEAR CLUSTER, HELICAL which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.
What is a Matched Spur Gear Set? 125 Items
A Matched Spur Gear Set (GEAR SET,SPUR,MATCHED) is a grouping of two or more or any combination of GEAR, SPUR; GEARSHAFT, SPUR and/or GEAR CLUSTER, SPUR which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically designed function.
What is a Matched Worm And Worm Wheel Gear Set? 76 Items
A Matched Worm And Worm Wheel Gear Set (GEAR SET,WORM AND WORM WHEEL,MATCHED) is a grouping of one or more GEAR, WORM and GEAR, WORM WHEEL and/or GEARSHAFT, WORM WHEEL which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.
What is a Spur Antibacklash Gear? 37 Items
A Spur Antibacklash Gear (GEAR,ANTIBACKLASH,SPUR) is an item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.
What is a Spur Gear-Slip Clutch? 26 Items
A Spur Gear-Slip Clutch (GEAR-SLIP CLUTCH,SPUR) is a slip clutch gear with complements of spur gear teeth.
What is a Bevel Gear Sector? 11 Items
A Bevel Gear Sector (GEAR SECTOR,BEVEL) is a gear sector with complements of bevel gear teeth.
What is a Helical Gear Sector? 18 Items
A Helical Gear Sector (GEAR SECTOR,HELICAL) is a gear sector with complements of helical gear teeth.
What is a Spur Gear Sector? 268 Items
A Spur Gear Sector (GEAR SECTOR,SPUR) is a gear sector with complements of spur gear teeth.
What is a Worm Wheel Gear Sector? 28 Items
A Worm Wheel Gear Sector (GEAR SECTOR,WORM WHEEL) is a gear sector with complements of worm wheel teeth.
What is a Detachable Link Chain? 20 Items
A Detachable Link Chain (CHAIN,DETACHABLE LINK) is a flexible mechanical device consisting of cast or stamped links without pins, bushings or rollers. The links may be assembled or disassembled when flexed to an acute angle.
What is a Leaf Chain? 30 Items
A Leaf Chain (CHAIN,LEAF) is a flexible mechanical device consisting of flat leaf plates assembled with pins or rivets to form a chain. The chain uses a flanged sheave in lieu of a sprocket. Each end has a termination hole through which securing pins are inserted when the chain terminations are attached. Excludes CHAIN, SILENT; and CHAIN, BLOCK.
What is a Gear Cluster? 746 Items
A Gear Cluster is a cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.
Gear,Clutch 23 Items
Pulley,Tail Shaft 18 Items
Gear Operator,Rotary 24 Items
Sprocket Wheel Segment,Drive Unit 10 Items
What is a Sprocket Shaft? 56 Items
A Sprocket Shaft is an item consisting of a shaft and one or more integral SPROCKET WHEEL.
What is a Chain Anchor? 50 Items
A Chain Anchor (ANCHOR,CHAIN) is a metallic device designed to secure various styles of chain by use of a link and pin(s). Item may be threaded on one end.
What is a Drive Motion Gear? 726 Items
A Drive Motion Gear (GEAR,DRIVE MOTION) is a gear, cylindrical or conical in form, with teeth on the outer surface used for the accurate transmission of motion.
What is a Ratchet Wheel? 94 Items
A Ratchet Wheel is a circular wheel having teeth with which a reciprocating pawl engages to turn the wheel forward and prevent backward motion, or a stationary pawl which engages the wheel to prevent backward motion.
What is a Mechanical Drive Guard? 419 Items
A Mechanical Drive Guard (GUARD,MECHANICAL DRIVE) is a safety device fabricated of rigid or semirigid material formed in various shapes. It may be fabricated from a single piece of material, and contains brackets, holes, or other means of attachments. It is designed to partially or fully inclose gear(s), pulley(s), sprocket(s), and the like.

Stock Items From Supply Class 3020 Stock Items From Supply Class 3020 Page 1 of 52

SNA050CA040203REP18
RNCC: 3 | RNVC: 2 | DAC: 2
77 00 308 086
RNCC: 3 | RNVC: 2 | DAC: 4
F300 0T 008 9273
RNCC: 6 | RNVC: 9 | DAC: 9
U30321
RNCC: 5 | RNVC: 2 | DAC: 1
6643020050
RNCC: 3 | RNVC: 2 | DAC: 3
74419
RNCC: 3 | RNVC: 2 | DAC: 1