5310-01-055-2028

Find complete technical information, availability, and procurement data for: 5310-01-055-2028
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-055-2028

Item Name Code

15935

Assigment Date

02/03/1978 (48 years ago)

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

0.060 inches minimum and 0.064 inches maximum shoulder height, 0.990 inches minimum and 0.991 inches maximum outside diameter, 0.665 inches minimum and 0.668 inches maximum hole diameter, 0.964 inches minimum and 0.966 inches maximum shoulder diameter, 0.825 inches minimum and 0.833 inches maximum recess 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: 0.665 inches minimum and 0.668 inches maximum
Shoulder Diameter: 0.964 inches minimum and 0.966 inches maximum
Outside Diameter: 0.990 inches minimum and 0.991 inches maximum
Recess Diameter: 0.825 inches minimum and 0.833 inches maximum
Shoulder Height: 0.060 inches minimum and 0.064 inches maximum
Recess Depth: 0.443 inches minimum and 0.453 inches maximum
Material Thickness: 0.449 inches minimum and 0.459 inches maximum
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-200/3 fed spec 1st material response and qq-a-225/6,t351 fed spec 2nd material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625,ty 2 mil spec single treatment response overall
Style Designator: shouldered and 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
42801A	Shouldered and Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-055-2028?

The FSCG of the NSN 5310-01-055-2028 is 5310

Does the NSN 5310-01-055-2028 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-055-2028 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 5310-01-055-2028 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-055-2028 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 5310-01-055-2028 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Feb 3, 1978