5305-01-728-6446

Find complete technical information, availability, and procurement data for: 5305-01-728-6446
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-728-6446

Item Name Code

18257

Assigment Date

04/15/2025 (1 year ago)

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

double hexagon extended washer head style, 2.5 thread pitch in millimeters, howitzer, 155mm, m777e1 end item identification, 80.00 millimeters nominal thread length, screw, 12 point flanged part name assigned by controlling agency

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Length: 80.00 millimeters nominal
Head Style: double hexagon extended washer
End Item Identification: howitzer, 155mm, m777e1
Thread Pitch In Millimeters: 2.5
Part Name Assigned By Controlling Agency: screw, 12 point flanged
Extra Long Reference Number: asme b18.2.5m m8 x 1.25 x 80-12.9 iso 898-1, flznl/480h/c
Material: steel overall
Material Document And Classification: asmeb18.2 national std/spec single material response overall
Surface Treatment: zinc overall
Reference Number Differentiating Characteristics: 2w693

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
13106174-403	Hexagon Head Cap Screw
ASME B18.2.5M M8 X 1.25 X 80-12-	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-728-6446?

The FSCG of the NSN 5305-01-728-6446 is 5305

Does NSN 5305-01-728-6446 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 5305-01-728-6446 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-728-6446 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 5305-01-728-6446 was assigned to the Federal Catalog?

It was assigned 1 year ago, on Tue, Apr 15, 2025