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Sleeve Bearing NSN 3120-00-883-8639

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 3120-00-883-8639 NSN: 3120-00-883-8639

Features and Characteristics

Overall Length
4.7188 inches
Body Outside Diameter
Between 3.4970 inches and 3.4990 inches
Body Inside Diameter
Between 2.9980 inches and 3.0020 inches
Flange Outside Diameter
4.2500 inches
Flange Width
0.4688 inches
Material
Copper alloy 934
Material Specification
Mil-b-16261, gr 2 military specification single material response
Style Designator
21c solid, external flange
FSC
3120 Unmounted Plain Bearings
NIIN
008838639
NSN
3120008838639

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1503420
Cage Code:
79500
Status:
A
MSDS:
Part Number:
25-J-238PC25
Cage Code:
79500
Status:
A
MSDS:
Part Number:
25J228PC171
Cage Code:
79500
Status:
A
MSDS:
Part Number:
29J16PC39
Cage Code:
79500
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 3120-00-883-8639
What are the manufacturers of nsn 3120008838639?
Does this nsn 3120008838639 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120008838639
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 3120008838639 contain any precious metals?
No precious metal content.
Does nsn 3120008838639 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120008838639?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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