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Sleeve Bearing NSN 3120-00-205-3978

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 3120-00-205-3978 NSN: 3120-00-205-3978

Features and Characteristics

Overall Length
4.5000 inches
Body Outside Diameter
Between 2.2460 inches and 2.2470 inches
Body Inside Diameter
Between 1.8750 inches and 1.8760 inches
Right Internal Flange Hole Diameter
Between 1.2812 inches and 1.2969 inches
Right Internal Flange Width
Between 0.5520 inches and 0.5620 inches
Lubricant Accommodation Style
Grooved circular
Corner Shape
Square outside left corner
Surface Groove Location And Quantity
1 internal
Keyway Dimension
0.5520 inches internal keyway length and 0.5620 inches internal keyway length
Material
Nickel alloy k-500
Style Designator
Solid, plain, no outside flanges, internal flange one end
FSC
3120 Unmounted Plain Bearings
NIIN
002053978
NSN
3120002053978

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
724A0007J028A
Cage Code:
63857
Status:
A
MSDS:
Part Number:
CS2053978
Cage Code:
07310
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 3120-00-205-3978
What are the manufacturers of nsn 3120002053978?
Does this nsn 3120002053978 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120002053978
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 3120002053978 contain any precious metals?
Precious metal content is unknown.
Does nsn 3120002053978 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120002053978?
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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  •   Quality Inspected Parts
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