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Gear Cluster NSN 3020-00-298-7895

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 3020-00-298-7895 NSN: 3020-00-298-7895

Features and Characteristics

Bore Style
Involute spline both ends
Design Type
Spur second gear
Spline Pitch Diameter
0.4688 inches both ends
Construction
Solid
Hardness Rating
30.0 rockwell c and 35.0 rockwell c
Outside Diameter
1.997 inches second gear
Nominallength
0.665 inches
Hub Length
0.300 inches first end
Bore Diameter
0.529 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
1.400 inches between first and second gear
Precision Classification
Quality number 9 all gears
Material
Steel comp 4140
Material Specification
Fed standard 66, aisi/sae 4140 assn standard single material response
Surface Treatment
Paint
Surface Treatment Specification
Mil-std-171, finish no. 5.3.1.2 military standard 1st treatment response or mil-std-171, fin. No. 5.3.2.2 military standard 2nd treatment response
FSC
3020 Transmission Chain Sprockets Pulleys Gears
NIIN
002987895
NSN
3020002987895

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
117D2152
Cage Code:
05606
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 3020-00-298-7895
What are the manufacturers of nsn 3020002987895?
Does this nsn 3020002987895 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3020002987895
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 3020002987895 contain any precious metals?
No precious metal content.
Does nsn 3020002987895 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3020002987895?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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