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Flat Washer NSN 5310-00-794-9958

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 5310-00-794-9958 NSN: 5310-00-794-9958

Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
Between 1.560 inches and 1.590 inches
Edge Shape
Round
Center Hole Shape
Round
Thickness
0.025 inches
Overall Diameter
Between 3.210 inches and 3.230 inches
Heat Treatment
Annealed
Material
Nickel alloy and zinc alloy
Material Specification
Mil-n-14411, annealed military specification all material responses
Surface Treatment
Varnish
Surface Treatment Specification
Mil-v-173 military specification single treatment response
FSC
5310 Nuts And Washers
NIIN
007949958
NSN
5310007949958

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9982420-1
Cage Code:
18876
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5310-00-794-9958
What are the manufacturers of nsn 5310007949958?
Does this nsn 5310007949958 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310007949958
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 5310007949958 contain any precious metals?
No precious metal content.
Does nsn 5310007949958 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310007949958?
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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