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Flat Washer NSN 5310-00-461-5534

Item Description

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

NSN 5310-00-461-5534 NSN: 5310-00-461-5534

  Stock Availability

NSN 5310004615534 availability
(as of 05/02/2022).

  • NS: 2094
  • NE: 3736

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

Cross Sectional Shape
Rectangular
Hole Diameter
Between 0.318 inches and 0.338 inches
Edge Shape
Round
Center Hole Shape
Round
Thickness
Between 0.054 inches and 0.074 inches
Overall Diameter
Between 0.557 inches and 0.582 inches
Material
Copper alloy 270 or copper alloy 268
Material Specification
Qq-w-321, 1/2 hard federal specification 1st material response or qq-b-626, 1/2 hard federal specification 2nd material response
Surface Treatment
Tin or silver
FSC
5310 Nuts And Washers
NIIN
004615534
NSN
5310004615534

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AN961-516T
Cage Code:
88044
Status:
A
MSDS:
Part Number:
812357
Cage Code:
19203
Status:
A
MSDS:
Part Number:
AN961-516
Cage Code:
88044
Status:
A
MSDS:
Part Number:
MS45901-6
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: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-461-5534
What are the manufacturers of nsn 5310004615534?
Does this nsn 5310004615534 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310004615534
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. the hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). the thickness cannot exceed 25 percent of the largest outside dimension. when the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. the maximum tolerance is applied to dimensions and used as a determining factor. items with separable lamination use shim. for items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. excludes disk, valve, graphite impregnated and lubricated items.
Does nsn 5310004615534 contain any precious metals?
Item contains silver.
Does nsn 5310004615534 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310004615534?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13393
FIIG:
A022B0
App. Key:
B
Cond. Code:
1
Status:
A

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