5305-01-643-7783

Find complete technical information, availability, and procurement data for: 5305-01-643-7783
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-643-7783

Item Name Code

16282

Assigment Date

04/13/2015 (11 years ago)

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

3a thread class, 0.750 inches nominal fastener length, right-hand thread direction, 0.638 inches maximum thread length, flat countersunk undercut head style

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.638 inches maximum
Fastener Length: 0.750 inches nominal
Head Style: flat countersunk undercut
Head Diameter: 0.359 inches nominal
Head Height: 0.112 inches nominal
Internal Drive Style: hexagon
End Item Identification: f-15sa
Nominal Thread Diameter: 0.164 inches
Width Across Flats: 0.093 inches nominal
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 70000 pounds per square inch
Hardness Rating: 55.0 rockwell b minimum overall
Countersink Angle: 82.0 degrees nominal
Part Name Assigned By Controlling Agency: 316 s/s flat head socket screw
Material: steel comp 316 overall
Thread Series Designator: unc

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
90585A230	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-643-7783?

The FSCG of the NSN 5305-01-643-7783 is 5305

Does the NSN 5305-01-643-7783 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-643-7783 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 5305-01-643-7783 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-643-7783 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 5305-01-643-7783 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Mon, Apr 13, 2015