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Shouldered Washer NSN 5310-01-138-5516

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 5310-01-138-5516 NSN: 5310-01-138-5516

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Features and Characteristics

Hole Diameter
Between 2.755 inches and 2.760 inches
Shoulder Diameter
Between 3.484 inches and 3.500 inches
Outside Diameter
4.219 inches
Shoulder Height
Between 0.064 inches and 0.077 inches
Material Thickness
Between 0.087 inches and 0.091 inches
Surface Finish
63.0 microinches shoulder face
Special Features
Top portion shoulder diameter 3.125 in. And 0.018 in. Deep
Material
Steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1020 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1117 or steel comp 1118
Material Specification
Astm a108 assn standard 1st material response or astm a108 assn standard 2nd material response or astm a108 assn standard 3rd material response or astm a108 assn standard 4th material response or astm a108 assn standard 5th material response or astm a513 assn standard 5th material response or astm a519 assn standard 5th material response or astm a513 assn standard 6th material response or astm a513 assn standard 7th material response or astm a108 assn standard 8th material response or astm a512 assn standard 8th material response or astm a513 assn standard 8th material response or astm a519 assn standard 8th material response or astm a513 assn standard 9th material response or astm a519 assn standard 9th material response or astm a108 assn standard 10th material response or astm a108 assn standard 11th material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
011385516
NSN
5310011385516

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7954539-1
Cage Code:
19207
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 5310-01-138-5516
What are the manufacturers of nsn 5310011385516?
Does this nsn 5310011385516 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011385516
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 5310011385516 contain any precious metals?
No precious metal content.
Does nsn 5310011385516 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011385516?
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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