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Shouldered Washer NSN 5310-00-538-7090

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 5310-00-538-7090 NSN: 5310-00-538-7090

Features and Characteristics

Hole Diameter
Between 0.171 inches and 0.181 inches
Shoulder Diameter
Between 0.365 inches and 0.375 inches
Outside Diameter
Between 0.495 inches and 0.515 inches
Shoulder Height
Between 0.026 inches and 0.036 inches
Material Thickness
Between 0.058 inches and 0.068 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Plastic
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
005387090
NSN
5310005387090

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2715-37531N171
Cage Code:
1YGB8
Status:
A
MSDS:
Part Number:
GW502BL08N
Cage Code:
26512
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 3926904500
  • NAICS: 339991
  • SITC: 89399
  • Description: Gaskets,washers & other seals
  • End Use (Code 12770):
    Other industrial supplies

Q & A

Frequently asked questions for NSN 5310-00-538-7090
What are the manufacturers of nsn 5310005387090?
Does this nsn 5310005387090 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005387090
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 5310005387090 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310005387090 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005387090?
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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