5306-00-670-8521

Find complete technical information, availability, and procurement data for: 5306-00-670-8521
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-670-8521

Item Name Code

06676

Assigment Date

01/01/1963 (63 years ago)

3a thread class, 0.355 inches minimum and 0.365 inches maximum thread length, hexagon head style, 0.683 inches minimum and 0.693 inches maximum fastener length, right-hand thread direction

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: 0.355 inches minimum and 0.365 inches maximum
Fastener Length: 0.683 inches minimum and 0.693 inches maximum
Head Style: hexagon
Head Height: 0.130 inches minimum and 0.135 inches maximum
Width Between Flats: 0.492 inches minimum and 0.502 inches maximum
Concentric Hole Depth: 0.203 inches nominal
Concentric Hole Diameter: 0.185 inches minimum and 0.192 inches maximum
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel comp 410 overall
Material Document And Classification: ams 5613 assn std single material response overall
Style Designator: concentric hole unthreaded
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
6792745	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-670-8521?

The FSCG of the NSN 5306-00-670-8521 is 5306

Does the NSN 5306-00-670-8521 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-670-8521 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 5306-00-670-8521 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-670-8521 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 5306-00-670-8521 was assigned to the Federal Catalog?

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