5305-00-680-6731

Find complete technical information, availability, and procurement data for: 5305-00-680-6731
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-680-6731

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 3a thread class, 0.159 inches nominal thread length, 0.182 inches minimum and 0.192 inches maximum fastener length, flat chamfer 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: 0.159 inches nominal
Fastener Length: 0.182 inches minimum and 0.192 inches maximum
Head Style: flat chamfer
Head Diameter: 0.135 inches minimum and 0.140 inches maximum
Head Height: 0.042 inches minimum and 0.052 inches maximum
Spline Minor Diameter: 0.038 inches nominal
Spline Major Diameter: 0.050 inches nominal
Spline Width: 0.180 inches minimum and 0.190 inches maximum
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Hardness Rating: 35.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material: steel comp 416 overall
Material Document And Classification: qq-s-763,class 416 fed spec single material response overall
Surface Treatment: passivate 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
437309	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-680-6731?

The FSCG of the NSN 5305-00-680-6731 is 5305

Does the NSN 5305-00-680-6731 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-680-6731 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 5305-00-680-6731 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-680-6731 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 5305-00-680-6731 was assigned to the Federal Catalog?

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