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Key Washer NSN 5310-00-373-2996

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 5310-00-373-2996 NSN: 5310-00-373-2996

Features and Characteristics

Hole Diameter
Between 0.255 inches and 0.260 inches
Outside Diameter
Between 0.440 inches and 0.450 inches
External Prebent Key Length
Between 0.100 inches and 0.110 inches
External Tapered Key Width
0.079 inches
External Prebent Key Width
Between 0.110 inches and 0.115 inches
Distance From Centerline To Inside Of Prebent Key
Between 0.265 inches and 0.275 inches
Overall Distance Including Keys
Between 0.643 inches and 0.671 inches
Split Key Length
Between 0.130 inches and 0.135 inches
External Key Quantity
3
Material Thickness
0.032 inches
Angle Between External Keys
62.0 degrees
External Prebent Key Angle
15.0 degrees
Material
Steel comp 321
Material Specification
Ams 5510 assn standard single material response
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
003732996
NSN
5310003732996

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4031706
Cage Code:
77445
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 5310-00-373-2996
What are the manufacturers of nsn 5310003732996?
Does this nsn 5310003732996 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003732996
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 5310003732996 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003732996 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003732996?
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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