204-011-457-003

View detailed technical data, stock status, and sourcing information for: 204-011-457-003
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-083-6496

Item Name Code

15933

Assigment Date

09/28/1979 (46 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.065 inches minimum and 0.077 inches maximum material thickness, 0.328 inches nominal hole diameter, 89.0 degrees minimum and 91.0 degrees maximum recess angle, 0.395 inches minimum and 0.405 inches maximum recess diameter, 0.875 inches nominal outside diameter

Product Characteristics

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

Hole Diameter: 0.328 inches nominal
Outside Diameter: 0.875 inches nominal
Recess Diameter: 0.395 inches minimum and 0.405 inches maximum
Material Thickness: 0.065 inches minimum and 0.077 inches maximum
Recess Angle: 89.0 degrees minimum and 91.0 degrees maximum
Material: steel comp 1095 or steel comp 4340 overall
Material Document And Classification: mil-s-8559 cond c-4 mil spec 1st material response or mil-s-7947 cond 1 mil spec 1st material response or mil-s-5000 cond c-1 mil spec 2nd material response overall
Style Designator: recessed

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
204-011-457-003	Recessed Washer
204-011-457-3	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-083-6496?

The FSCG of the NSN 5310-01-083-6496 is 5310

Does the NSN 5310-01-083-6496 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-083-6496 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 5310-01-083-6496 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-083-6496 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-083-6496 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Fri, Sep 28, 1979