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Shouldered Washer NSN 5310-00-855-8120

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 5310-00-855-8120 NSN: 5310-00-855-8120

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Features and Characteristics

Hole Diameter
0.250 inches
Shoulder Diameter
0.312 inches
Outside Diameter
0.500 inches
Shoulder Height
0.028 inches
Material Thickness
0.040 inches
Material
Plastic polyamide
Material Specification
Mil-m-20693 military specification single material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
008558120
NSN
5310008558120

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
70-513502-1
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
1018848-003
Cage Code:
0HBH2
Status:
A
MSDS:
Part Number:
4SE01242-1
Cage Code:
80020
Status:
A
MSDS:
Part Number:
2664
Cage Code:
91967
Status:
A
MSDS:
Part Number:
100063-005
Cage Code:
61298
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 5310-00-855-8120
What are the manufacturers of nsn 5310008558120?
Does this nsn 5310008558120 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310008558120
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 5310008558120 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310008558120 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310008558120?
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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