D6-21

View detailed technical data, stock status, and sourcing information for: D6-21
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-565-6506

Item Name Code

15938

Assigment Date

11/21/1974 (51 years ago)

0.0133 inches nominal material thickness, 0.020 inches nominal overall height, 0.125 inches minimum hole diameter, steel comp 302 overall material, 0.250 inches maximum outside 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: 0.125 inches minimum
Outside Diameter: 0.250 inches maximum
Overall Height: 0.020 inches nominal
Material Thickness: 0.0133 inches nominal
Material: steel comp 302 overall
Material Document And Classification: qq-s-766 fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: spring tension

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-217-2940	No Name Available	10/01/1991

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
417-056-915	Spring Tension Washer
D6-21	Spring Tension Washer
DD621	Spring Tension Washer
M7722-7	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-00-565-6506?

The FSCG of the NSN 5310-00-565-6506 is 5310

Does the NSN 5310-00-565-6506 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-565-6506 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 5310-00-565-6506 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-565-6506 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 5310-00-565-6506 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Thu, Nov 21, 1974