5340-01-425-7808

Find complete technical information, availability, and procurement data for: 5340-01-425-7808
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-425-7808

Item Name Code

40223

Assigment Date

02/28/1996 (30 years ago)

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.

25.4 millimeters nominal all holes mounting hole diameter, unthreaded mounting hole type, 4 mounting hole quantity, 48.5 millimeters minimum and 50.0 millimeters maximum thickness, 170.5 millimeters minimum and 172.4 millimeters maximum length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thickness: 48.5 millimeters minimum and 50.0 millimeters maximum
Length: 170.5 millimeters minimum and 172.4 millimeters maximum
Mounting Hole Diameter: 25.4 millimeters nominal all holes
Mounting Hole Quantity: 4
Mounting Hole Type: unthreaded
Features Provided: aperture
Aperture Shape: round
Material: steel
Shape: square

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
R89575	Mounting Plate

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5340-01-425-7808?

The FSCG of the NSN 5340-01-425-7808 is 5340

Does NSN 5340-01-425-7808 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5340-01-425-7808 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-425-7808 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-425-7808 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Feb 28, 1996