5305-01-321-6683

Find complete technical information, availability, and procurement data for: 5305-01-321-6683
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-321-6683

Item Name Code

33044

Assigment Date

06/21/1990 (36 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.

3a thread class, 1.188 inches nominal fastener length, knurled no. 1 head style, 0.125 inches nominal thread 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: 0.125 inches nominal
Fastener Length: 1.188 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.438 inches nominal
Head Height: 0.250 inches nominal
Internal Drive Style: slot
Material Accommodated Thickness: 0.109 inches minimum and 0.141 inches maximum
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Color: black fastener
Color: black stand-off
Material: steel corrosion resisting overall
Surface Treatment: oxide stand-off
Surface Treatment: passivate spring
Surface Treatment: oxide fastener
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
53-17-713-24	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-321-6683?

The FSCG of the NSN 5305-01-321-6683 is 5305

Does the NSN 5305-01-321-6683 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-321-6683 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 5305-01-321-6683 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-321-6683 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 5305-01-321-6683 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jun 21, 1990