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Lock Washer NSN 5310-01-444-4557

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 5310-01-444-4557 NSN: 5310-01-444-4557

Features and Characteristics

Hole Diameter
Between 0.167 inches and 0.174 inches
Outside Diameter
0.293 inches
Material Thickness
0.040 inches
Hardness Rating
Between 35.0 rockwell c and 43.0 rockwell c
Material
Steel comp 303 or steel comp 304 or steel comp 305
Surface Treatment Specification
Mil-c-13924, cl 4 military specification single treatment response
Style Designator
Split helical-right hand
FSC
5310 Nuts And Washers
NIIN
014444557
NSN
5310014444557

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS35338J-137
Cage Code:
96906
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 5310-01-444-4557
What are the manufacturers of nsn 5310014444557?
Does this nsn 5310014444557 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310014444557
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 5310014444557 contain any precious metals?
No precious metal content.
Does nsn 5310014444557 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310014444557?
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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