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Sleeve Bearing NSN 3120-00-287-7771

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 3120-00-287-7771 NSN: 3120-00-287-7771

Features and Characteristics

Hole Diameter
0.3750 inches first
Overall Length
Between 5.4740 inches and 5.4940 inches
Body Outside Diameter
Between 4.8790 inches and 4.8880 inches
Body Inside Diameter
Between 4.0240 inches and 4.0260 inches
Flange Outside Diameter
Between 6.4900 inches and 6.5100 inches
Flange Width
0.3590 inches
Corner Shape
Square outside right corner
Antirotation/lubrication Type And Quantity
1 hole
Special Features
2 security holes on flange, 0.3750 in. Diameter evenly spaced opposite oil grooves on a 5.6250 in. Bolt circle
Material
Copper alloy 932
Material Specification
Mil-b-16261 military specification single material response
Style Designator
Solid, external flange one end
FSC
3120 Unmounted Plain Bearings
NIIN
002877771
NSN
3120002877771

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
545117PC29
Cage Code:
80064
Status:
A
MSDS:
Part Number:
545118PC29
Cage Code:
80064
Status:
A
MSDS:
Part Number:
91258
Cage Code:
45757
Status:
A
MSDS:
Part Number:
91511PC29
Cage Code:
45757
Status:
A
MSDS:
Part Number:
91512PC29
Cage Code:
45757
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 3120-00-287-7771
What are the manufacturers of nsn 3120002877771?
Does this nsn 3120002877771 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120002877771
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 3120002877771 contain any precious metals?
No precious metal content.
Does nsn 3120002877771 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120002877771?
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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