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Key Washer NSN 5310-01-253-1616

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 5310-01-253-1616 NSN: 5310-01-253-1616

Features and Characteristics

Hole Diameter
2.785 inches
Outside Diameter
3.480 inches
Internal Prebent Key Length
0.500 inches
Internal Prebent Key Width
0.230 inches
Distance From Centerline To Inside Of Prebent Key
1.265 inches
Internal Key Quantity
2
Material Thickness
0.032 inches
Special Features
Internal keys prebent
Material
Steel comp 301
Material Specification
Mil-s-5059, 1/4 hard military specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Ps13001 mfr ref single treatment response
FSC
5310 Nuts And Washers
NIIN
012531616
NSN
5310012531616

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
68A412812-2001
Cage Code:
76301
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 5310-01-253-1616
What are the manufacturers of nsn 5310012531616?
Does this nsn 5310012531616 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012531616
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 5310012531616 contain any precious metals?
No precious metal content.
Does nsn 5310012531616 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012531616?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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