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Shouldered Washer NSN 5310-01-139-2073

Item Description

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

NSN 5310-01-139-2073 NSN: 5310-01-139-2073

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Features and Characteristics

Hole Diameter
Between 0.6252 inches and 0.6257 inches
Shoulder Diameter
Between 0.749 inches and 0.750 inches
Outside Diameter
Between 0.990 inches and 1.010 inches
Shoulder Height
Between 0.041 inches and 0.053 inches
Material Thickness
Between 0.026 inches and 0.036 inches
Material
Aluminum alloy
Surface Treatment
Anodize
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
011392073
NSN
5310011392073

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
77C716275P001
Cage Code:
03538
Status:
A
MSDS:
Part Number:
2017-6252
Cage Code:
08127
Status:
A
MSDS:
Part Number:
77C716275
Cage Code:
03538
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7616108000
  • NAICS: 332722
  • SITC: 69440
  • Description: Cotters, cotter-pins, washers and similar articles, of aluminum
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-139-2073
What are the manufacturers of nsn 5310011392073?
Does this nsn 5310011392073 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011392073
A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.
Does nsn 5310011392073 contain any precious metals?
No precious metal content.
Does nsn 5310011392073 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011392073?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15934
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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