5305-00-531-8340

Find complete technical information, availability, and procurement data for: 5305-00-531-8340
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-531-8340

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

0.250 inches nominal fastener length, right-hand thread direction, 0.250 inches maximum thread length, 3a thread class, headless (setscrew) 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: 3a
Thread Direction: right-hand
Thread Length: 0.250 inches maximum
Fastener Length: 0.250 inches nominal
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.094 inches nominal
Thread Quantity Per Inch: 24
Material: steel comp 302 or steel comp 303 or steel comp 304 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-273-9362	No Name Available	03/01/1998
5305-00-845-7573	No Name Available	02/27/1970
5305-00-923-8811	No Name Available	02/17/1967

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
003-07941-043	Setscrew
10-24 X 1/4 LG-CUP	Setscrew
10-24X1/4LG-CUP	Setscrew
12Z1077-12	Setscrew
28708-3C4	Setscrew
93393504	Setscrew
AN565DC10H4	Setscrew
D-09N-0-99-03 ITEM 31	Setscrew
D-09N-0-99-03 ITEM 32	Setscrew
MS51021-43	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-531-8340?

The FSCG of the NSN 5305-00-531-8340 is 5305

Does the NSN 5305-00-531-8340 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-531-8340 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 5305-00-531-8340 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-531-8340 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 5305-00-531-8340 was assigned to the Federal Catalog?

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