2963046

View detailed technical data, stock status, and sourcing information for: 2963046
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-752-7640

Item Name Code

15938

Assigment Date

01/01/1962 (64 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.

0.019 inches minimum and 0.021 inches maximum material thickness, 0.506 inches minimum and 0.526 inches maximum hole diameter, 0.646 inches minimum and 0.666 inches maximum outside diameter, two leaves in spring,spot welded,and radius reflex special features, 0.084 inches minimum and 0.104 inches maximum overall height

Product Characteristics

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

Hole Diameter: 0.506 inches minimum and 0.526 inches maximum
Outside Diameter: 0.646 inches minimum and 0.666 inches maximum
Overall Height: 0.084 inches minimum and 0.104 inches maximum
Material Thickness: 0.019 inches minimum and 0.021 inches maximum
Special Features: two leaves in spring,spot welded,and radius reflex
Material: steel comp 1095 overall
Material Document And Classification: ams 5121 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2400 assn std single treatment response overall

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
0-40996-171	Spring Tension Washer
10-40996-171	Spring Tension Washer
2963046	Spring Tension Washer
7527640	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-00-752-7640?

The FSCG of the NSN 5310-00-752-7640 is 5310

Does the NSN 5310-00-752-7640 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-752-7640 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 5310-00-752-7640 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-752-7640 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 5310-00-752-7640 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962