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Sleeve Bearing NSN 3120-01-185-4725

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 3120-01-185-4725 NSN: 3120-01-185-4725

Features and Characteristics

Overall Length
Between 0.2035 inches and 0.2185 inches
Body Outside Diameter
Between 0.3755 inches and 0.3765 inches
Body Inside Diameter
Between 0.2505 inches and 0.2515 inches
Flange Outside Diameter
Between 0.7300 inches and 0.7500 inches
Flange Width
Between 0.0575 inches and 0.0625 inches
Corner Shape
Undercut left flange body corner
Surface Finish
63.0 microinches outside diameter surface of body
Special Features
Plastic polytetrafluoroethylene liner bonded to left end surface of flange
Material
Plastic polytetrafluoroethylene inner layer
Material Specification
Qq-a-200/3 t8511 federal specification single material response outer layer or qq-a-225/6 t851 federal specification single material response outer layer
Surface Treatment
Anodize or chromate
Surface Treatment Specification
Mil-a-8625 type 1 or type 2 military specification 1st treatment response or mil-c-5541 military specification 2nd treatment response
Style Designator
22c solid, external flange one end
FSC
3120 Unmounted Plain Bearings
NIIN
011854725
NSN
3120011854725

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS81934
Cage Code:
81343
Status:
A
MSDS:
Part Number:
M81934/2-04A005
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21241-04A005
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MIL-B-81934/2
Cage Code:
81349
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 3120-01-185-4725
What are the manufacturers of nsn 3120011854725?
Does this nsn 3120011854725 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120011854725
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 3120011854725 contain any precious metals?
No precious metal content.
Does nsn 3120011854725 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120011854725?
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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