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Sleeve Bushing NSN 3120-00-139-6553

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 3120-00-139-6553 NSN: 3120-00-139-6553

Features and Characteristics

Overall Length
Between 0.2000 inches and 0.2060 inches
Body Outside Diameter
Between 0.3744 inches and 0.3746 inches
Body Inside Diameter
Between 0.2502 inches and 0.2507 inches
Corner Shape
Square all corners
Hardness Rating
40.0 rockwell c and 43.0 rockwell c
Material
Steel comp 4130 or steel comp 4140 or steel comp e4340
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 3 federal specification single treatment response
Style Designator
Solid, plain, no outside flanges
FSC
3120 Unmounted Plain Bearings
NIIN
001396553
NSN
3120001396553

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3281076
Cage Code:
59211
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 3120-00-139-6553
What are the manufacturers of nsn 3120001396553?
Does this nsn 3120001396553 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120001396553
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 3120001396553 contain any precious metals?
No precious metal content.
Does nsn 3120001396553 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120001396553?
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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