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Lock Washer NSN 5310-00-251-8917

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 5310-00-251-8917 NSN: 5310-00-251-8917

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Features and Characteristics

Hole Diameter
Between 0.194 inches and 0.202 inches
Outside Diameter
0.323 inches
Material Thickness
0.040 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Copper alloy
Style Designator
Split helical-right hand
Reference Number Differentiating Characteristics
Nonmagnetic and other tests per mil-n-21945
FSC
5310 Nuts And Washers
NIIN
002518917
NSN
5310002518917

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1700974-5
Cage Code:
10001
Status:
A
MSDS:
Part Number:
1700974PC5
Cage Code:
10001
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-251-8917
What are the manufacturers of nsn 5310002518917?
Does this nsn 5310002518917 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002518917
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 5310002518917 contain any precious metals?
No precious metal content.
Does nsn 5310002518917 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002518917?
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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