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Gear Cluster NSN 3020-00-854-0957

Item Description

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.

NSN 3020-00-854-0957 NSN: 3020-00-854-0957

Features and Characteristics

Bore Style
W/counterbore both ends
Design Type
Spur second gear
Construction
Assembled
Outside Diameter
0.500 inches second gear
Nominallength
0.689 inches
Hub Length
0.491 inches between first and second gear
Counterbore Depth
0.056 inches both ends
Counterbore Diameter
0.3280 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.500 inches first end
Material
Steel comp 303 shaft/hub
Material Specification
Qq-s-764, cond a federal specification single material response shaft/hub
Surface Treatment
Passivate second gear
FSC
3020 Transmission Chain Sprockets Pulleys Gears
NIIN
008540957
NSN
3020008540957

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7438-2149
Cage Code:
80294
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8483409000
  • NAICS: 333612
  • SITC: 74840
  • Description: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3020-00-854-0957
What are the manufacturers of nsn 3020008540957?
Does this nsn 3020008540957 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3020008540957
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.
Does nsn 3020008540957 contain any precious metals?
Precious metal content is unknown.
Does nsn 3020008540957 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3020008540957?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
36636
FIIG:
A270A0
App. Key:
A
Cond. Code:
1
Status:
A

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