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Key Washer NSN 5310-01-056-2181

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 5310-01-056-2181 NSN: 5310-01-056-2181

Features and Characteristics

Hole Diameter
Between 1.501 inches and 1.507 inches
Outside Diameter
2.000 inches
Internal Straight Key Width
0.230 inches
Distance From Centerline To Top Of Internal Key
0.660 inches
Internal Key Quantity
1
Material Thickness
Between 0.100 inches and 0.105 inches
Criticality Code Justification
Feat
Special Features
This item is critical to application, f-16 landing gear component, and is essential to weapon system performance and opertaion
Material
Steel comp 4140 or steel comp 4130
Material Specification
Mil-s-5626 military specification 1st material response or mil-s-18729 military specification 2nd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type ii federal specification single treatment response
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
010562181
NSN
5310010562181

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2006019-5
Cage Code:
17576
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 5310-01-056-2181
What are the manufacturers of nsn 5310010562181?
Does this nsn 5310010562181 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310010562181
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 5310010562181 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310010562181 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310010562181?
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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