5305-00-638-8442

Find complete technical information, availability, and procurement data for: 5305-00-638-8442
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-638-8442

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

headless (setscrew) head style, 0.438 inches nominal fastener length, 3a thread class, right-hand thread direction, 0.438 inches maximum thread length

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: 0.438 inches maximum
Fastener Length: 0.438 inches nominal
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.138 inches
Width Across Flats: 0.062 inches nominal
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 100000 pounds per square inch
Hardness Rating: 95.0 rockwell b maximum overall
Material: steel comp 302 overall
Material Document And Classification: mil-s-7720 mil spec single material response overall
Thread Series Designator: unf

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
HCS0-607SS	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-638-8442?

The FSCG of the NSN 5305-00-638-8442 is 5305

Does the NSN 5305-00-638-8442 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-638-8442 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 5305-00-638-8442 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-638-8442 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 5305-00-638-8442 was assigned to the Federal Catalog?

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