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Key Washer NSN 5310-00-138-4541

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 5310-00-138-4541 NSN: 5310-00-138-4541

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Features and Characteristics

Hole Diameter
Between 0.881 inches and 0.891 inches
Outside Diameter
Between 1.310 inches and 1.330 inches
Internal Prebent Key Width
0.148 inches
Material Thickness
0.060 inches
Hardness Rating
Between 35.0 rockwell c and 39.0 rockwell c
Wire Hole Diameter
0.062 inches
Special Features
4 equally spaced radial projections on facial surface, with 0.047 in. Radii, key not pre-bent
Material
Steel comp 4130
Material Specification
Mil-s-18729 military specification single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Style Designator
Internal prebent key
FSC
5310 Nuts And Washers
NIIN
001384541
NSN
5310001384541

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9M383-14
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 5310-00-138-4541
What are the manufacturers of nsn 5310001384541?
Does this nsn 5310001384541 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310001384541
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 5310001384541 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310001384541 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310001384541?
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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