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Key Washer NSN 5310-00-187-7312

Item Description

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

NSN 5310-00-187-7312 NSN: 5310-00-187-7312

Features and Characteristics

Hole Diameter
4.300 inches
Outside Diameter
4.880 inches
Internal Straight Key Width
0.340 inches
Distance From Centerline To Top Of Internal Key
Between 2.010 inches and 2.020 inches
Internal Key Quantity
1
Material Thickness
0.250 inches
Special Features
Onebearingsurfaceunplated
Material
Copper alloy g1
Surface Treatment
Cadmium
Surface Treatment Specification
Tf0174, type 2, class 2, 76823 mfr ref single treatment response
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
001877312
NSN
5310001877312

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
14-41501-1
Cage Code:
0JRC1
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 5310-00-187-7312
What are the manufacturers of nsn 5310001877312?
Does this nsn 5310001877312 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310001877312
A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more protuberances. the ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. the keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. excludes thrust type washer.
Does nsn 5310001877312 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310001877312 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310001877312?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01869
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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