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Lock Washer NSN 5310-01-283-4240

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 5310-01-283-4240 NSN: 5310-01-283-4240

Features and Characteristics

Hole Diameter
Between 0.168 inches and 0.175 inches
Outside Diameter
0.293 inches
Material Thickness
0.046 inches
Hardness Rating
Between 45.0 rockwell c and 53.0 rockwell c
Heat Treatment
Quenched and tempered
Material
Steel comp 1060 or steel comp 1064 or steel comp 1065 or steel comp 1566 or steel comp 1069 or steel comp 1070 or steel comp 1075 or steel comp 1078 or steel comp 1080
Material Specification
66 federal standard all material responses
Surface Treatment
Zinc and chromate
Surface Treatment Specification
Astm b633, type 2, cl 3 assn standard single treatment response
Style Designator
Split helical-right hand
Nondefinitive Specification/std Data
A class and 2 style
FSC
5310 Nuts And Washers
NIIN
012834240
NSN
5310012834240

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
146370-1
Cage Code:
10001
Status:
A
MSDS:
Part Number:
MS51415-2
Cage Code:
96906
Status:
A
MSDS:
Part Number:
FF-W-84
Cage Code:
81348
Status:
A
MSDS:
Part Number:
9285-002
Cage Code:
02249
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 5310-01-283-4240
What are the manufacturers of nsn 5310012834240?
Does this nsn 5310012834240 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012834240
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 5310012834240 contain any precious metals?
No precious metal content.
Does nsn 5310012834240 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012834240?
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
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