206-062-657-3

View detailed technical data, stock status, and sourcing information for: 206-062-657-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-003-4973

Item Name Code

13393

Assigment Date

04/25/1975 (51 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

round peripheral shape style, 0.375 inches nominal thickness, rectangular cross-sectional shape style, 4.000 inches nominal hole diameter, round center hole shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 4.000 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.375 inches nominal
Overall Diameter: 5.500 inches nominal
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-250/4,t4 fed spec single material 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
206-062-657-3	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-003-4973?

The FSCG of the NSN 5310-01-003-4973 is 5310

Does the NSN 5310-01-003-4973 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-003-4973 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 5310-01-003-4973 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-003-4973 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 5310-01-003-4973 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Fri, Apr 25, 1975