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Key Washer NSN 5310-00-991-0427

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 5310-00-991-0427 NSN: 5310-00-991-0427

Features and Characteristics

Hole Diameter
0.171 inches
External Straight Key Width
0.160 inches
Overall Distance Including Keys
0.570 inches
Overall Width
0.280 inches
External Key Quantity
1
Material Thickness
0.0216 inches
Special Features
0.0003 to 0.0005 in. Thk tin coating
Material
Copper
Surface Treatment
Tin
Surface Treatment Specification
Qq-t-371 federal specification single treatment response
FSC
5310 Nuts And Washers
NIIN
009910427
NSN
5310009910427

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
50966
Cage Code:
81982
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-991-0427
What are the manufacturers of nsn 5310009910427?
Does this nsn 5310009910427 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009910427
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 5310009910427 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009910427 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009910427?
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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