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Key Washer NSN 5310-00-255-3405

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 5310-00-255-3405 NSN: 5310-00-255-3405

Features and Characteristics

Hole Diameter
Between 0.771 inches and 0.791 inches
Outside Diameter
Between 1.240 inches and 1.260 inches
External Straight Key Length
Between 0.365 inches and 0.385 inches
Peening Key Length
Between 0.740 inches and 0.760 inches
External Straight Key Width
0.375 inches
Overall Distance Including Keys
2.000 inches
Material Thickness
Between 0.057 inches and 0.067 inches
Material
Nickel alloy a
Material Specification
Qq-n-281 federal specification single material response
Style Designator
Key
Reference Number Differentiating Characteristics
Bolt size and material
FSC
5310 Nuts And Washers
NIIN
002553405
NSN
5310002553405

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
S7406
Cage Code:
81601
Status:
A
MSDS:
Part Number:
00243-2
Cage Code:
14153
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-255-3405
What are the manufacturers of nsn 5310002553405?
Does this nsn 5310002553405 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002553405
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 5310002553405 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002553405 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002553405?
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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