5305-00-389-1766

Find complete technical information, availability, and procurement data for: 5305-00-389-1766
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-00-389-1766 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-389-1766

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

0.740 inches minimum and 0.760 inches maximum fastener length, right-hand thread direction, square extended washer head style, 0.656 inches nominal thread length, 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: 0.656 inches nominal
Fastener Length: 0.740 inches minimum and 0.760 inches maximum
Head Style: square extended washer
Head Height: 0.432 inches minimum and 0.442 inches maximum
Width Between Flats: 0.281 inches minimum and 0.286 inches maximum
Extended Washer Diameter: 0.406 inches nominal
Extended Washer Thickness: 0.115 inches minimum and 0.135 inches maximum
Point Style: flat
Internal Drive Style: square
Nominal Thread Diameter: 0.312 inches
Width Across Flats: 0.213 inches minimum and 0.218 inches maximum
Thread Quantity Per Inch: 24
Hardness Rating: 25.0 rockwell c minimum and 30.0 rockwell c minimum overall
Material: steel 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
SP6199	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-389-1766?

The FSCG of the NSN 5305-00-389-1766 is 5305

Does the NSN 5305-00-389-1766 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-389-1766 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 5305-00-389-1766 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-389-1766 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 5305-00-389-1766 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963