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Sleeve Bearing NSN 3120-00-661-6781

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 3120-00-661-6781 NSN: 3120-00-661-6781

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Features and Characteristics

Hole Diameter
0.2500 inches first
Overall Length
3.6250 inches
Body Outside Diameter
Between 5.5020 inches and 5.5040 inches
Body Inside Diameter
Between 4.8160 inches and 4.8180 inches
Lubricant Accommodation Style
Grooved open one end
Corner Shape
Square all corners
Antirotation/lubrication Type And Quantity
2 hole
Surface Groove Location And Quantity
4 internal
Material
Copper alloy 910 or copper alloy 932 or copper alloy 934 or copper alloy 938 or copper alloy 940 or copper alloy 943
Style Designator
Segmented, plain, no outside flanges
FSC
3120 Unmounted Plain Bearings
NIIN
006616781
NSN
3120006616781

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
H3120-661-6781
Cage Code:
03950
Status:
A
MSDS:
Part Number:
P211368
Cage Code:
55509
Status:
A
MSDS:
Part Number:
W4
Cage Code:
79027
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 3120-00-661-6781
What are the manufacturers of nsn 3120006616781?
Does this nsn 3120006616781 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120006616781
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 3120006616781 contain any precious metals?
No precious metal content.
Does nsn 3120006616781 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120006616781?
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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