5305-00-923-5191

Find complete technical information, availability, and procurement data for: 5305-00-923-5191
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-923-5191

Item Name Code

18257

Assigment Date

05/05/1972 (54 years ago)

A waveguide, stripline, or coaxial component having three or more ports (terminals), so arranged that energy entering one port is transmitted to the next adjacent port in a particular direction while decoupling the energy from all other ports. Excludes:switch, radio frequency transmission line; and switch, waveguide.

2a thread class, 0.996 inches minimum and 1.250 inches maximum thread length, hexagon head style, right-hand thread direction, 1.188 inches minimum and 1.250 inches maximum fastener 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: 2a
Thread Direction: right-hand
Thread Length: 0.996 inches minimum and 1.250 inches maximum
Fastener Length: 1.188 inches minimum and 1.250 inches maximum
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 120000 pounds per square inch
Hardness Rating: 25.0 rockwell c minimum and 34.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: sae gr 5 assn std single material response overall
Surface Treatment: cadmium or zinc overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-923-5322	No Name Available	07/29/1972

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
07724-320	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-923-5191?

The FSCG of the NSN 5305-00-923-5191 is 5305

Does the NSN 5305-00-923-5191 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-923-5191 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 5305-00-923-5191 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-923-5191 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 5305-00-923-5191 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, May 5, 1972