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Sleeve Bearing NSN 3120-01-197-1021

Item Description

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

NSN 3120-01-197-1021 NSN: 3120-01-197-1021

Features and Characteristics

Overall Length
Between 0.7400 inches and 0.7500 inches
Body Outside Diameter
Between 1.5010 inches and 1.5020 inches
Body Inside Diameter
Between 1.1875 inches and 1.1895 inches
Lubrication Material
Lubricant, solid film, mil-l-8937
Corner Shape
Square all corners
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Surface Finish
63.0 microinches outside diameter surface of body
Special Features
Both ends counterbored 1.4515 in. Diameter nom, 0.0525 in. Deep nom
Material
Steel comp 410 or steel comp 416
Material Specification
Aisi assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-s-5002 military specification single treatment response
Style Designator
17c solid, plain, no outside flanges
FSC
3120 Unmounted Plain Bearings
NIIN
011971021
NSN
3120011971021

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
A51B21709-25
Cage Code:
26512
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8482997090
  • NAICS: 332991
  • SITC: 74699
  • Description: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3120-01-197-1021
What are the manufacturers of nsn 3120011971021?
Does this nsn 3120011971021 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120011971021
A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.
Does nsn 3120011971021 contain any precious metals?
No precious metal content.
Does nsn 3120011971021 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120011971021?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13205
FIIG:
A045A0
App. Key:
D
Cond. Code:
1
Status:
A

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