1041497

View detailed technical data, stock status, and sourcing information for: 1041497
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-298-8796

Item Name Code

15933

Assigment Date

01/01/1963 (63 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.

0.135 inches minimum and 0.145 inches maximum overall height, 0.795 inches minimum and 0.805 inches maximum outside diameter, 0.375 inches minimum and 0.385 inches maximum hole diameter, 0.055 inches minimum and 0.065 inches maximum recess depth, 0.075 inches minimum and 0.085 inches maximum material thickness

Product Characteristics

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

Hole Diameter: 0.375 inches minimum and 0.385 inches maximum
Outside Diameter: 0.795 inches minimum and 0.805 inches maximum
Overall Height: 0.135 inches minimum and 0.145 inches maximum
Recess Depth: 0.055 inches minimum and 0.065 inches maximum
Material Thickness: 0.075 inches minimum and 0.085 inches maximum
Color: black overall
Material: copper alloy 464 overall
Material Document And Classification: qq-b-637 fed spec single material response overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: mil-f-495 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
1041497	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-298-8796?

The FSCG of the NSN 5310-00-298-8796 is 5310

Does the NSN 5310-00-298-8796 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-298-8796 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 5310-00-298-8796 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-298-8796 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 5310-00-298-8796 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963