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Shouldered Washer NSN 5310-00-272-6438

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 5310-00-272-6438 NSN: 5310-00-272-6438

Features and Characteristics

Hole Diameter
Between 3.109 inches and 3.141 inches
Shoulder Diameter
3.188 inches
Outside Diameter
Between 4.422 inches and 4.453 inches
Shoulder Height
Between 0.016 inches and 0.047 inches
Material Thickness
Between 0.047 inches and 0.078 inches
Material
Steel
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
002726438
NSN
5310002726438

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
333-628
Cage Code:
02432
Status:
A
MSDS:
Part Number:
337-607
Cage Code:
02432
Status:
A
MSDS:
Part Number:
337MP1PC36
Cage Code:
02432
Status:
A
MSDS:
Part Number:
353MP1PC49
Cage Code:
02432
Status:
A
MSDS:
Part Number:
N3024PC53
Cage Code:
02432
Status:
A
MSDS:
Part Number:
N3029PC53
Cage Code:
02432
Status:
A
MSDS:
Part Number:
N3041PC50
Cage Code:
02432
Status:
A
MSDS:
Part Number:
N3052PC117
Cage Code:
02432
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 5310-00-272-6438
What are the manufacturers of nsn 5310002726438?
Does this nsn 5310002726438 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002726438
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 5310002726438 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002726438 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002726438?
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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  •   Quality Inspected Parts
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