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Sleeve Bearing NSN 3120-01-321-2521

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 3120-01-321-2521 NSN: 3120-01-321-2521

Features and Characteristics

Overall Length
0.3895 inches
Body Outside Diameter
Between 1.1893 inches and 1.1899 inches
Body Inside Diameter
Between 0.9890 inches and 0.9910 inches
Flange Outside Diameter
Between 1.4100 inches and 1.4300 inches
Flange Width
Between 0.0570 inches and 0.0620 inches
Corner Shape
Undercut left flange body corner
Hardness Rating
28.0 rockwell c right end surface of body and 37.0 rockwell c right end surface of body
Surface Finish
63.0 microinches outside diameter surface of body
Material
Steel comp 630 right end surface of left flange
Material Specification
Mil-b-81934 military specification single material response left end surface of body and flange or karon b, cagec 50632 mfr ref single material response left end surface of body and flange
Surface Treatment
Cadmium right end surface of left flange and chromate right end surface of left flange
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response right end surface of left flange
Style Designator
22c solid, external flange one end
FSC
3120 Unmounted Plain Bearings
NIIN
013212521
NSN
3120013212521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
04A062-16-033C
Cage Code:
1W025
Status:
A
MSDS:
Part Number:
KPD329-16-033C
Cage Code:
50632
Status:
A
MSDS:
Part Number:
BJBN16FKCC-033
Cage Code:
70854
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 3120-01-321-2521
What are the manufacturers of nsn 3120013212521?
Does this nsn 3120013212521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120013212521
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 3120013212521 contain any precious metals?
No precious metal content.
Does nsn 3120013212521 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120013212521?
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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