807-025

View detailed technical data, stock status, and sourcing information for: 807-025
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-193-7516

Item Name Code

18257

Assigment Date

11/07/1984 (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.

2.429 inches nominal thread length, hexagon head style, 2.500 inches nominal fastener length, right-hand thread direction, 2a thread class

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: 2.429 inches nominal
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.156 inches nominal
Width Between Flats: 0.438 inches nominal
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 120000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel comp 1040 overall
Material Document And Classification: sae assn std single material response overall
Surface Treatment: zinc and dichromate overall
Thread Series Designator: unf

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
807-025	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-193-7516?

The FSCG of the NSN 5305-01-193-7516 is 5305

Does the NSN 5305-01-193-7516 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-193-7516 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 5305-01-193-7516 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-193-7516 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 5305-01-193-7516 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Wed, Nov 7, 1984