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Lock Washer NSN 5310-01-201-0306

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 5310-01-201-0306 NSN: 5310-01-201-0306

Features and Characteristics

Hole Diameter
Between 0.377 inches and 0.391 inches
Outside Diameter
Between 0.493 inches and 0.507 inches
Material Thickness
0.022 inches
Material
Copper alloy
Precious Material And Location
External surfaces silver
Precious Material
Silver
Surface Treatment
Silver and chromate
Surface Treatment Specification
Qq-s-365, type 1, 2, or 3, grade a federal specification all treatment responses
Style Designator
Flat internal teeth
FSC
5310 Nuts And Washers
NIIN
012010306
NSN
5310012010306

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
373-0191-010
Cage Code:
13499
Status:
A
MSDS:
Part Number:
657-7
Cage Code:
94375
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-201-0306
What are the manufacturers of nsn 5310012010306?
Does this nsn 5310012010306 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012010306
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 5310012010306 contain any precious metals?
Item contains silver.
Does nsn 5310012010306 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012010306?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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