5306-00-638-4949

Find complete technical information, availability, and procurement data for: 5306-00-638-4949
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-638-4949

Item Name Code

06675

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, hexagon head style, 3a thread class, 2.406 inches nominal fastener length, 0.083 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: 0.083 inches minimum
Fastener Length: 2.406 inches nominal
Head Style: hexagon
Head Height: 0.219 inches nominal
Width Between Flats: 0.553 inches minimum and 0.565 inches maximum
First Diameter From Head: 0.393 inches minimum and 0.394 inches maximum
Second Diameter From Head: 0.309 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 1.781 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 1.864 inches nominal
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 123000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Externally Relieved Body Diameter Quantity: 2
Material: steel comp 440c 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
6739873	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-638-4949?

The FSCG of the NSN 5306-00-638-4949 is 5306

Does the NSN 5306-00-638-4949 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-638-4949 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 5306-00-638-4949 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-638-4949 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 5306-00-638-4949 was assigned to the Federal Catalog?

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