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Lock Washer NSN 5310-00-081-4478

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 5310-00-081-4478 NSN: 5310-00-081-4478

Features and Characteristics

Hole Diameter
Between 0.890 inches and 0.922 inches
Outside Diameter
1.110 inches
Material Thickness
0.188 inches
Hardness Rating
Between 35.0 rockwell c and 43.0 rockwell c
Material
Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Material Specification
66 federal standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Split helical-right hand
Nondefinitive Specification/std Data
C class and 2 style
Departure From Cited Document
As modified by dim.
FSC
5310 Nuts And Washers
NIIN
000814478
NSN
5310000814478

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FFW84CLASSCSTYLE2
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 5310-00-081-4478
What are the manufacturers of nsn 5310000814478?
Does this nsn 5310000814478 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310000814478
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 5310000814478 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310000814478 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310000814478?
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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