5306-00-680-6399

Find complete technical information, availability, and procurement data for: 5306-00-680-6399
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-680-6399

Item Name Code

27851

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 3a thread class, 1.906 inches nominal fastener length, hexagon head style, 0.468 inches minimum 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: 0.468 inches minimum
Fastener Length: 1.906 inches nominal
Head Style: hexagon
Head Height: 0.140 inches minimum and 0.172 inches maximum
Width Between Flats: 0.428 inches minimum and 0.440 inches maximum
Grip Diameter: 0.2487 inches minimum and 0.2492 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.438 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 34.0 rockwell c maximum overall
Surface Finish: 63.0 microinches bearing surface of head
Surface Finish: 63.0 microinches grip
Material: steel comp 431 overall
Material Document And Classification: mil-s-18732 mil spec single material response overall
Surface Treatment: passivate 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
932.19.60.815	Close Tolerance Bolt
AN174C17A	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-680-6399?

The FSCG of the NSN 5306-00-680-6399 is 5306

Does the NSN 5306-00-680-6399 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-680-6399 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 5306-00-680-6399 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-680-6399 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 5306-00-680-6399 was assigned to the Federal Catalog?

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