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Lock Washer NSN 5310-01-149-1978

Item Description

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

NSN 5310-01-149-1978 NSN: 5310-01-149-1978

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Features and Characteristics

Hole Diameter
0.190 inches
Outside Diameter
0.294 inches
Material Thickness
0.042 inches
Material
Stainless steel
Surface Treatment
Phosphate
Style Designator
Split helical-right hand
Specification Data
10855-au61ml131 manufacturers standard
FSC
5310 Nuts And Washers
NIIN
011491978
NSN
5310011491978

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
17-40073-00
Cage Code:
10855
Status:
A
MSDS:
Part Number:
AU61ML131
Cage Code:
10855
Status:
A
MSDS:
Part Number:
AU61ML131-012
Cage Code:
10855
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318210000
  • NAICS: 332722
  • SITC: 69422
  • Description: Spring washers and other lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-149-1978
What are the manufacturers of nsn 5310011491978?
Does this nsn 5310011491978 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011491978
A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces
Does nsn 5310011491978 contain any precious metals?
No precious metal content.
Does nsn 5310011491978 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011491978?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
14218
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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