5310-00-098-2500

Find complete technical information, availability, and procurement data for: 5310-00-098-2500
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-098-2500

Item Name Code

15933

Assigment Date

12/10/1972 (53 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.350 inches nominal hole diameter, 0.034 inches nominal material thickness, 0.497 inches minimum and 0.498 inches maximum outside diameter, 0.062 inches nominal overall height, 0.006 inches minimum and 0.008 inches maximum recess depth

Product Characteristics

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

Hole Diameter: 0.350 inches nominal
Outside Diameter: 0.497 inches minimum and 0.498 inches maximum
Overall Height: 0.062 inches nominal
Recess Depth: 0.006 inches minimum and 0.008 inches maximum
Material Thickness: 0.034 inches nominal
Surface Finish: 63.0 microinches all surfaces
Special Features: color black
Material: steel overall
Material Document And Classification: qq-s-764 fed spec single 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
552-4661	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-098-2500?

The FSCG of the NSN 5310-00-098-2500 is 5310

Does the NSN 5310-00-098-2500 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-098-2500 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 5310-00-098-2500 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-098-2500 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 5310-00-098-2500 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Dec 10, 1972