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Lock Washer NSN 5310-00-655-9806

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 5310-00-655-9806 NSN: 5310-00-655-9806

  Stock Availability

NSN 5310006559806 availability
(as of 05/16/2024).

  • NS: 2025
  • NE: 4230
  • SV: 1

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 0.255 inches and 0.267 inches
Outside Diameter
Between 0.473 inches and 0.493 inches
Material Thickness
Between 0.020 inches and 0.025 inches
Hardness Rating
Between 40.0 rockwell c and 50.0 rockwell c
Countersink Angle
Between 95.0 degrees and 105.0 degrees
Material
Steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064
Material Specification
66 federal standard all material responses
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
Style Designator
Countersink external teeth
FSC
5310 Nuts And Washers
NIIN
006559806
NSN
5310006559806

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS35790-25
Cage Code:
96906
Status:
A
MSDS:
Part Number:
FF-W-100
Cage Code:
81348
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 5310-00-655-9806
What are the manufacturers of nsn 5310006559806?
Does this nsn 5310006559806 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310006559806
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 5310006559806 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310006559806 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310006559806?
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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