5306-00-680-6790

Find complete technical information, availability, and procurement data for: 5306-00-680-6790
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-680-6790

Item Name Code

06675

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

0.450 inches nominal fastener length, double hexagon extended washer head style, right-hand thread direction, 2a thread class, 0.365 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: 2a
Thread Direction: right-hand
Thread Length: 0.365 inches minimum
Fastener Length: 0.450 inches nominal
Head Style: double hexagon extended washer
Head Height: 0.260 inches nominal
Width Between Flats: 0.247 inches nominal
Extended Washer Diameter: 0.375 inches nominal
Extended Washer Thickness: 0.045 inches nominal
First Diameter From Head: 0.166 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.085 inches nominal
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 130000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 36.0 rockwell c maximum overall
Externally Relieved Body Diameter Quantity: 1
Material: steel overall
Material Document And Classification: ams 6304 assn std single material response overall
Surface Treatment: nickel and phosphate 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
327B490P2	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-680-6790?

The FSCG of the NSN 5306-00-680-6790 is 5306

Does the NSN 5306-00-680-6790 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-680-6790 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 5306-00-680-6790 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-680-6790 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 5306-00-680-6790 was assigned to the Federal Catalog?

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