X641

View detailed technical data, stock status, and sourcing information for: X641
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-227-4887

Item Name Code

15938

Assigment Date

01/01/1963 (63 years ago)

0.125 inches nominal overall height, 1.252 inches nominal outside diameter, 0.690 inches nominal hole diameter, steel overall material, 0.010 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: 0.690 inches nominal
Outside Diameter: 1.252 inches nominal
Overall Height: 0.125 inches nominal
Material Thickness: 0.010 inches nominal
Material: steel 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Below is a list of NSNs that have been officially superseded by this NSN: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
5340-00-354-3382	No Name Available	01/01/1963

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
6ZN0RMAH0FFMAN	Spring Tension Washer
7S12	Spring Tension Washer
7S12FEDERAL	Spring Tension Washer
999-52007-0000	Spring Tension Washer
X641	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-00-227-4887?

The FSCG of the NSN 5310-00-227-4887 is 5310

Does the NSN 5310-00-227-4887 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-227-4887 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 5310-00-227-4887 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-227-4887 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 5310-00-227-4887 was assigned to the Federal Catalog?

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