5305-00-637-5839

Find complete technical information, availability, and procurement data for: 5305-00-637-5839
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-637-5839

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

3a thread class, headless (setscrew) head style, 0.312 inches minimum thread length, 0.312 inches nominal fastener length, right-hand thread direction

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: 0.312 inches minimum
Fastener Length: 0.312 inches nominal
Head Style: headless (setscrew)
Point Style: full dog
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.093 inches minimum and 0.094 inches maximum
Thread Quantity Per Inch: 32
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material: steel comp 1010 overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 3 type and 5 style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-141-4348	No Name Available	08/01/1976

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
5305006375839	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-637-5839?

The FSCG of the NSN 5305-00-637-5839 is 5305

Does the NSN 5305-00-637-5839 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-637-5839 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 5305-00-637-5839 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-637-5839 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 5305-00-637-5839 was assigned to the Federal Catalog?

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