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Sleeve Bushing NSN 3120-00-890-0251

Item Description

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes bushing, drill, jig.

NSN 3120-00-890-0251 NSN: 3120-00-890-0251

Features and Characteristics

Hole Diameter
0.0460 inches first
Overall Length
Between 0.5250 inches and 0.5350 inches
Body Outside Diameter
Between 0.3740 inches and 0.3760 inches
Body Inside Diameter
Between 0.2820 inches and 0.2830 inches
Flange Outside Diameter
Between 0.4320 inches and 0.4420 inches
Flange Width
Between 0.1970 inches and 0.2070 inches
Lubricant Accommodation Style
Grooved circular
Corner Shape
Square outside right corner
Features Provided
Casehardened
Antirotation/lubrication Type And Quantity
1 hole
Surface Groove Location And Quantity
1 external
Material
Steel comp 630
Material Specification
Ams 5643 assn standard single material response
Surface Treatment
Passivate
Style Designator
22c solid, external flange one end
FSC
3120 Unmounted Plain Bearings
NIIN
008900251
NSN
3120008900251

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
635344
Cage Code:
06481
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8482997060
  • NAICS: 332991
  • SITC: 74699
  • Description: Parts, nesoi, for cylindrical roller bearings, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3120-00-890-0251
What are the manufacturers of nsn 3120008900251?
Does this nsn 3120008900251 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120008900251
A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. the overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. for items made of rubber, see bushing, nonmetallic. see also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. excludes bushing, drill, jig.
Does nsn 3120008900251 contain any precious metals?
No precious metal content.
Does nsn 3120008900251 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120008900251?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13206
FIIG:
A045A0
App. Key:
K
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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