5305-01-209-7143

Find complete technical information, availability, and procurement data for: 5305-01-209-7143
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-209-7143

Item Name Code

41756

Assigment Date

06/04/1985 (41 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

0.480 inches minimum and 0.520 inches maximum extended washer diameter, 0.072 inches minimum and 0.090 inches maximum head height, hexagon extended washer head style, 0.367 inches minimum and 0.375 inches maximum width between flats, 0.750 inches nominal fastener length

Product Characteristics

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

Fastener Length: 0.750 inches nominal
Head Style: hexagon extended washer
Head Height: 0.072 inches minimum and 0.090 inches maximum
Width Between Flats: 0.367 inches minimum and 0.375 inches maximum
Extended Washer Diameter: 0.480 inches minimum and 0.520 inches maximum
Extended Washer Thickness: 0.030 inches minimum and 0.050 inches maximum
Internal Drive Style: w/o internal drive
Nonmachine Nominal Thread Diameter: 0.250 inches
Material: steel comp 1020 overall
Surface Treatment: cadmium or phosphate overall

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
35287119	Tapping Screw
TEKS/3	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-01-209-7143?

The FSCG of the NSN 5305-01-209-7143 is 5305

Does the NSN 5305-01-209-7143 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-01-209-7143 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 5305-01-209-7143 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-209-7143 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 5305-01-209-7143 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Jun 4, 1985