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Shouldered Washer NSN 5310-01-123-8494

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 5310-01-123-8494 NSN: 5310-01-123-8494

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Features and Characteristics

Hole Diameter
Between 0.501 inches and 0.505 inches
Shoulder Diameter
Between 0.620 inches and 0.625 inches
Outside Diameter
1.120 inches
Shoulder Height
Between 0.014 inches and 0.018 inches
Material Thickness
Between 0.124 inches and 0.126 inches
Material
Steel
Material Specification
Qq-t-570, precision ground federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Mil-c-8837, type ii, class 1 federal specification single treatment response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
011238494
NSN
5310011238494

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13143768
Cage Code:
18876
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 5310-01-123-8494
What are the manufacturers of nsn 5310011238494?
Does this nsn 5310011238494 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011238494
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 5310011238494 contain any precious metals?
No precious metal content.
Does nsn 5310011238494 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011238494?
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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