5305-01-554-4493

Find complete technical information, availability, and procurement data for: 5305-01-554-4493
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-554-4493

Item Name Code

18257

Assigment Date

08/09/2007 (19 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

25.0 millimeters nominal thread length, hexagon head style, 6h thread class, 25.0 millimeters nominal fastener 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: 6h
Thread Direction: right-hand
Thread Length: 25.0 millimeters nominal
Fastener Length: 25.0 millimeters nominal
Head Style: hexagon
Head Height: 5.3 millimeters nominal
Width Between Flats: 13.0 millimeters nominal
End Item Identification: 2355-01-542-7908 interim vehicle - mounted mine detector; mrap buffalo mk2a2
Nominal Thread Diameter: 8.0 millimeters
Minimum Tensile Strength: 116000 pounds per square inch
Hardness Rating: 21.0 rockwell c minimum overall
Thread Pitch In Millimeters: 1.25
Part Name Assigned By Controlling Agency: zinc plated steel hex head cap screw
Special Features: m8 x 1.25 thread
Material: steel overall
Surface Treatment: zinc overall
Thread Series Designator: m

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
91280A534	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-554-4493?

The FSCG of the NSN 5305-01-554-4493 is 5305

Does the NSN 5305-01-554-4493 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5305-01-554-4493 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 5305-01-554-4493 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-554-4493 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 5305-01-554-4493 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Thu, Aug 9, 2007