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Shouldered Washer NSN 5310-00-556-8291

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 5310-00-556-8291 NSN: 5310-00-556-8291

Features and Characteristics

Hole Diameter
Between 0.758 inches and 0.760 inches
Shoulder Diameter
Between 0.922 inches and 0.924 inches
Outside Diameter
Between 1.295 inches and 1.298 inches
Shoulder Height
Between 0.038 inches and 0.041 inches
Material Thickness
Between 0.085 inches and 0.089 inches
Material
Steel
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
005568291
NSN
5310005568291

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
G33803
Cage Code:
10988
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 5310-00-556-8291
What are the manufacturers of nsn 5310005568291?
Does this nsn 5310005568291 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005568291
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 5310005568291 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310005568291 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005568291?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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