5310-00-937-4458

Find complete technical information, availability, and procurement data for: 5310-00-937-4458
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-937-4458

Item Name Code

15933

Assigment Date

12/21/1966 (59 years ago)

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes:washer (1), recessed and bearing, washer, thrust.

0.375 inches minimum and 0.385 inches maximum outside diameter, 0.010 inches minimum and 0.030 inches maximum material thickness, 0.060 inches minimum and 0.080 inches maximum recess depth, 0.080 inches minimum and 0.100 inches maximum overall height, 0.137 inches minimum and 0.157 inches maximum hole 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: 0.137 inches minimum and 0.157 inches maximum
Outside Diameter: 0.375 inches minimum and 0.385 inches maximum
Overall Height: 0.080 inches minimum and 0.100 inches maximum
Recess Depth: 0.060 inches minimum and 0.080 inches maximum
Material Thickness: 0.010 inches minimum and 0.030 inches maximum
Material: steel comp 304 overall
Material Document And Classification: qq-s-766,cond a fed spec single material response overall
Surface Treatment: chromium overall
Surface Treatment Document And Classification: mil-f-14072 mil spec single treatment 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
SMB447930	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-937-4458?

The FSCG of the NSN 5310-00-937-4458 is 5310

Does the NSN 5310-00-937-4458 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-937-4458 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 5310-00-937-4458 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-937-4458 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 5310-00-937-4458 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Dec 21, 1966