5305-00-403-9656

Find complete technical information, availability, and procurement data for: 5305-00-403-9656
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-403-9656

Item Name Code

18257

Assigment Date

08/06/1969 (57 years ago)

An item consisting of one or more definite lengths of straight or formed, flexible or rigid, prefabricated hollow tubing of conductive material. The tubing has a predetermined cross section and is designed to guide or conduct high frequency electromagnetic energy through its interior. One or more ends are terminated. May include common mounting of a switch, wave guide, a dummy load, electrical and other components such as waveguide section, cable terminal chamber and the like. Excludes:coupler,rotary,radio frequency; coupler, directional; adapter,waveguide; and tuner, waveguide.

3a thread class, 0.500 inches nominal fastener length, 0.500 inches maximum thread length, hexagon head style, 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: 0.500 inches maximum
Fastener Length: 0.500 inches nominal
Head Style: hexagon
Head Height: 0.105 inches minimum and 0.120 inches maximum
Width Between Flats: 0.305 inches minimum and 0.312 inches maximum
Locking Feature: pellet threads
Nominal Thread Diameter: 0.190 inches
Features Provided: finished head
Thread Quantity Per Inch: 24
Material: steel comp 303 overall
Material Document And Classification: qq-s-764 fed spec single material response overall
Surface Treatment: passivate 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
2050696-4	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-403-9656?

The FSCG of the NSN 5305-00-403-9656 is 5305

Does NSN 5305-00-403-9656 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 5305-00-403-9656 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-403-9656 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 5305-00-403-9656 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Aug 6, 1969