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Lock Washer NSN 5310-01-377-0890

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 5310-01-377-0890 NSN: 5310-01-377-0890

  Stock Availability

NSN 5310013770890 availability
(as of 10/07/2020).

  • NE: 948
  • NS: 126

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Hole Diameter
Between 10.2 millimeters and 10.7 millimeters
Outside Diameter
18.1 millimeters
Material Thickness
Between 2.2 millimeters and 2.3 millimeters
Hardness Rating
Between 45.0 rockwell c and 52.0 rockwell c
Material
Steel comp 1050 or steel comp 1095
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 ty2 cl2 federal specification single treatment response
Style Designator
Split helical-right hand
FSC
5310 Nuts And Washers
NIIN
013770890
NSN
5310013770890

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D70336/1-10
Cage Code:
81349
Status:
A
MSDS:
Part Number:
DOD-W-70336/1
Cage Code:
81349
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 5310-01-377-0890
What are the manufacturers of nsn 5310013770890?
Does this nsn 5310013770890 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013770890
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 5310013770890 contain any precious metals?
No precious metal content.
Does nsn 5310013770890 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013770890?
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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