5305-00-253-3759

Find complete technical information, availability, and procurement data for: 5305-00-253-3759
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-253-3759

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

3a thread class, 0.437 inches minimum thread length, right-hand thread direction, 0.437 inches nominal fastener length, 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: 0.437 inches minimum
Fastener Length: 0.437 inches nominal
Head Style: headless (setscrew)
Point Style: half dog
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.125 inches minimum and 0.127 inches maximum
Thread Quantity Per Inch: 20
Hardness Rating: 45.0 rockwell c nominal overall
Material: steel overall
Thread Series Designator: unc

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
G43517675-9725	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-253-3759?

The FSCG of the NSN 5305-00-253-3759 is 5305

Does the NSN 5305-00-253-3759 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-253-3759 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 5305-00-253-3759 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-253-3759 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 5305-00-253-3759 was assigned to the Federal Catalog?

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