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Shouldered Washer NSN 5310-01-042-1802

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 5310-01-042-1802 NSN: 5310-01-042-1802

Features and Characteristics

Hole Diameter
0.500 inches
Outside Diameter
Between 0.989 inches and 0.994 inches
Material
Aluminum
Material Specification
Qq-a-225/9, t7351 federal specification single material response
FSC
5310 Nuts And Washers
NIIN
010421802
NSN
5310010421802

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4G14591-101A
Cage Code:
98897
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 5310-01-042-1802
What are the manufacturers of nsn 5310010421802?
Does this nsn 5310010421802 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310010421802
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 5310010421802 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310010421802 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310010421802?
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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