5306-00-255-4728

Find complete technical information, availability, and procurement data for: 5306-00-255-4728
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-255-4728

Item Name Code

06666

Assigment Date

06/20/1973 (53 years ago)

3.500 inches nominal fastener length, right-hand thread direction, 3a thread class, 1.031 inches maximum head diameter, 3.250 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: 3.250 inches maximum
Fastener Length: 3.500 inches nominal
Head Diameter: 1.031 inches maximum
Head Height: 0.745 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.750 inches
Width Across Flats: 0.625 inches nominal
Thread Quantity Per Inch: 10
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 ty 2 fed spec single treatment response overall
Thread Series Designator: unc

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
470789-2	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-255-4728?

The FSCG of the NSN 5306-00-255-4728 is 5306

Does the NSN 5306-00-255-4728 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-255-4728 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 5306-00-255-4728 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-255-4728 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 5306-00-255-4728 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Jun 20, 1973