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Lock Washer NSN 5310-00-820-6655

Item Description

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

NSN 5310-00-820-6655 NSN: 5310-00-820-6655

Features and Characteristics

Hole Diameter
Between 0.255 inches and 0.267 inches
Outside Diameter
0.489 inches
Material Thickness
Between 0.047 inches and 0.057 inches
Hardness Rating
Between 45.0 rockwell c and 53.0 rockwell c
Material
Steel
Material Specification
-fed standard 66 federal standard single material response
Surface Treatment
Cadmium and chromate
Style Designator
Split helical-right hand
Departure From Cited Designator
As modified by material
FSC
5310 Nuts And Washers
NIIN
008206655
NSN
5310008206655

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS35337-44
Cage Code:
96906
Status:
A
MSDS:
Part Number:
23MS35337-44
Cage Code:
80045
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318210000
  • NAICS: 332722
  • SITC: 69422
  • Description: Spring washers and other lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-820-6655
What are the manufacturers of nsn 5310008206655?
Does this nsn 5310008206655 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310008206655
A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces
Does nsn 5310008206655 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310008206655 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310008206655?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
14218
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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