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Shouldered Washer NSN 5310-00-283-0988

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 5310-00-283-0988 NSN: 5310-00-283-0988

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Features and Characteristics

Hole Diameter
Between 1.1870 inches and 1.1880 inches
Shoulder Diameter
Between 2.724 inches and 2.744 inches
Outside Diameter
Between 2.912 inches and 2.932 inches
Shoulder Height
Between 0.186 inches and 0.190 inches
Material Thickness
Between 0.052 inches and 0.072 inches
Material
Steel
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
002830988
NSN
5310002830988

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2401700
Cage Code:
15852
Status:
A
MSDS:
Part Number:
PB161
Cage Code:
96311
Status:
A
MSDS:
Part Number:
J39
Cage Code:
15852
Status:
A
MSDS:
Part Number:
161J39
Cage Code:
15852
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 5310-00-283-0988
What are the manufacturers of nsn 5310002830988?
Does this nsn 5310002830988 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002830988
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 5310002830988 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002830988 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002830988?
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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