5310-01-040-9908

Find complete technical information, availability, and procurement data for: 5310-01-040-9908
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-040-9908

Item Name Code

15933

Assigment Date

05/19/1977 (49 years ago)

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

90.0 degrees nominal recess angle, 1.015 inches minimum and 1.035 inches maximum recess diameter, 0.884 inches minimum and 0.897 inches maximum hole diameter, 1.437 inches nominal outside diameter, 0.078 inches nominal 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: 0.884 inches minimum and 0.897 inches maximum
Outside Diameter: 1.437 inches nominal
Recess Diameter: 1.015 inches minimum and 1.035 inches maximum
Material Thickness: 0.078 inches nominal
Recess Angle: 90.0 degrees nominal
Material: steel overall
Material Document And Classification: mil-s-6721 type 321 or 347 mil spec 1st material response or qq-s-763 class 321 or 347 fed spec 2nd material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: recessed
Specification/Standard Data: 80205-nas1587 professional/industrial association standard

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
10122021	Recessed Washer
NAS1587-14C	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-040-9908?

The FSCG of the NSN 5310-01-040-9908 is 5310

Does the NSN 5310-01-040-9908 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-040-9908 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 5310-01-040-9908 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-040-9908 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 5310-01-040-9908 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, May 19, 1977