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Lock Washer NSN 5310-00-407-2187

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 5310-00-407-2187 NSN: 5310-00-407-2187

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Features and Characteristics

Hole Diameter
Between 0.142 inches and 0.150 inches
Outside Diameter
Between 0.278 inches and 0.288 inches
Material Thickness
0.018 inches
Material
Copper alloy
Surface Treatment
Nickel
Surface Treatment Specification
Qq-n-290 federal specification single treatment response
Style Designator
Flat internal teeth
FSC
5310 Nuts And Washers
NIIN
004072187
NSN
5310004072187

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
107003-256
Cage Code:
37695
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 5310-00-407-2187
What are the manufacturers of nsn 5310004072187?
Does this nsn 5310004072187 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310004072187
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 5310004072187 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310004072187 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310004072187?
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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