5306-00-616-3672

Find complete technical information, availability, and procurement data for: 5306-00-616-3672
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-616-3672

Item Name Code

27851

Assigment Date

01/01/1960 (66 years ago)

3a thread class, 3.640 inches minimum and 3.687 inches maximum fastener length, hexagon head style, right-hand thread direction, 0.874 inches minimum and 0.953 inches maximum thread length

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: 0.874 inches minimum and 0.953 inches maximum
Fastener Length: 3.640 inches minimum and 3.687 inches maximum
Head Style: hexagon
Head Height: 0.296 inches minimum and 0.328 inches maximum
Width Between Flats: 0.865 inches minimum and 0.877 inches maximum
Grip Diameter: 0.5611 inches minimum and 0.5616 inches maximum
Nominal Thread Diameter: 0.562 inches
Grip Length: 2.734 inches minimum and 2.766 inches maximum
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel comp 4037 or steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140 overall
Material Document And Classification: mil-b-6812 mil spec all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec all treatment responses 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
AN179-34A	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-616-3672?

The FSCG of the NSN 5306-00-616-3672 is 5306

Does the NSN 5306-00-616-3672 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-616-3672 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 5306-00-616-3672 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-616-3672 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 5306-00-616-3672 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960