5305-01-643-9261

Find complete technical information, availability, and procurement data for: 5305-01-643-9261
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-643-9261

Item Name Code

18257

Assigment Date

04/16/2015 (11 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

40.0 millimeters nominal fastener length, right-hand thread direction, 40.0 millimeters nominal thread length, hexagon head style, 12.5 millimeters nominal head height

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 40.0 millimeters nominal
Fastener Length: 40.0 millimeters nominal
Head Style: hexagon
Head Height: 12.5 millimeters nominal
Width Between Flats: 30.0 millimeters nominal
End Item Identification: 2355-22-622-7966
Nominal Thread Diameter: 20.0 millimeters
Thread Pitch In Millimeters: 2.5
External Thread Tolerance Class: 6g
Part Name Assigned By Controlling Agency: metric medium-strength steel cap screw-class 8.8
Special Features: oem infasco distribution; cage unknown
Material: steel 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
7300538	Hexagon Head Cap Screw
91280A883	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-643-9261?

The FSCG of the NSN 5305-01-643-9261 is 5305

Does the NSN 5305-01-643-9261 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-643-9261 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 5305-01-643-9261 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-643-9261 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 5305-01-643-9261 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Thu, Apr 16, 2015