D301079 FIND NO 61

View detailed technical data, stock status, and sourcing information for: D301079 FIND NO 61
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-646-7389

Item Name Code

18257

Assigment Date

01/01/1963 (63 years ago)

2a thread class, 1.000 inches maximum thread length, right-hand thread direction, 1.000 inches nominal fastener length, hexagon head style

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches maximum
Fastener Length: 1.000 inches nominal
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 80000 pounds per square inch
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-416-8166	No Name Available	09/01/1982
5305-00-616-6506	No Name Available	09/01/2023
5305-00-660-2706	No Name Available	09/01/1982
5305-01-015-3354	No Name Available	06/01/1986

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:

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FAQs

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

What is the FSCG of the NSN 5305-00-646-7389?

The FSCG of the NSN 5305-00-646-7389 is 5305

Does the NSN 5305-00-646-7389 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-646-7389 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 5305-00-646-7389 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-646-7389 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 5305-00-646-7389 was assigned to the Federal Catalog?

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