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Shouldered Washer NSN 5310-00-676-1907

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 5310-00-676-1907 NSN: 5310-00-676-1907

Features and Characteristics

Hole Diameter
Between 3.535 inches and 3.545 inches
Shoulder Diameter
Between 3.7000 inches and 3.7015 inches
Outside Diameter
Between 3.950 inches and 3.970 inches
Shoulder Height
Between 0.160 inches and 0.180 inches
Material Thickness
Between 0.285 inches and 0.290 inches
Hardness Rating
Between 35.0 rockwell c and 40.0 rockwell c
Material
Steel comp 4340
Material Specification
Ams 6415 assn standard single material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
006761907
NSN
5310006761907

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
376240CLS
Cage Code:
59622
Status:
A
MSDS:
Part Number:
481136CLS
Cage Code:
77445
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 5310-00-676-1907
What are the manufacturers of nsn 5310006761907?
Does this nsn 5310006761907 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310006761907
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 5310006761907 contain any precious metals?
No precious metal content.
Does nsn 5310006761907 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310006761907?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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