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Shouldered Washer NSN 5310-00-372-8830

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 5310-00-372-8830 NSN: 5310-00-372-8830

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Features and Characteristics

Hole Diameter
Between 0.140 inches and 0.150 inches
Shoulder Diameter
Between 0.177 inches and 0.187 inches
Outside Diameter
Between 0.308 inches and 0.328 inches
Shoulder Height
Between 0.011 inches and 0.021 inches
Material Thickness
Between 0.042 inches and 0.052 inches
Special Features
Color natural
Material
Plastic polyhexamethylene amide
Material Specification
Mil-m-20693, type 1 military specification single material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
003728830
NSN
5310003728830

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2634-18716N140
Cage Code:
1YGB8
Status:
A
MSDS:
Part Number:
200700A304
Cage Code:
28527
Status:
A
MSDS:
Part Number:
SM-A-874455-2
Cage Code:
80063
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 5310-00-372-8830
What are the manufacturers of nsn 5310003728830?
Does this nsn 5310003728830 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003728830
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 5310003728830 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003728830 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003728830?
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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