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Sleeve Bearing NSN 3120-01-183-8787

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 3120-01-183-8787 NSN: 3120-01-183-8787

Features and Characteristics

Hole Diameter
0.4375 inches first
Overall Length
Between 4.2600 inches and 4.2700 inches
Body Inside Diameter
Between 3.0110 inches and 3.0130 inches
Flange Outside Diameter
Between 4.2032 inches and 4.2188 inches
Flange Width
Between 0.9880 inches and 0.9980 inches
End To Flange Distance
1.6250 inches
Corner Shape
Square outside right corner
Surface Finish
63.0 microinches outside diameter surface of body
Antirotation/lubrication Type And Quantity
1 hole
Left End Body Diameter
Between 3.7450 inches and 3.7470 inches
Right End Body Diameter
Between 3.7450 inches and 3.7470 inches
Material
Copper alloy and graphite
Material Specification
Sae 64 assn standard single material response
Style Designator
21a split, external flange
FSC
3120 Unmounted Plain Bearings
NIIN
011838787
NSN
3120011838787

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
633A905-002
Cage Code:
01289
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 3120-01-183-8787
What are the manufacturers of nsn 3120011838787?
Does this nsn 3120011838787 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120011838787
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 3120011838787 contain any precious metals?
No precious metal content.
Does nsn 3120011838787 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120011838787?
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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