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Key Washer NSN 5310-00-297-4290

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 5310-00-297-4290 NSN: 5310-00-297-4290

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Features and Characteristics

Hole Diameter
Between 0.684 inches and 0.689 inches
Outside Diameter
Between 0.935 inches and 0.941 inches
Internal Prebent Key Length
0.062 inches
External Prebent Key Width
Between 0.178 inches and 0.198 inches
Internal Prebent Key Width
Between 0.115 inches and 0.123 inches
Overall Distance Including Keys
Between 1.299 inches and 1.309 inches
External Key Quantity
4
Material Thickness
Between 0.027 inches and 0.035 inches
Angle Between First And Second Key
30.0 degrees
Angle Between Second And Third Key
135.0 degrees
Material
Stainless steel
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
002974290
NSN
5310002974290

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10-20689
Cage Code:
77820
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318220000
  • NAICS: 332722
  • SITC: 69422
  • Description: Washers other than lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-297-4290
What are the manufacturers of nsn 5310002974290?
Does this nsn 5310002974290 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002974290
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 5310002974290 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002974290 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002974290?
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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