5306-00-524-4268

Find complete technical information, availability, and procurement data for: 5306-00-524-4268
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-524-4268

Item Name Code

06666

Assigment Date

01/01/1963 (63 years ago)

bevel-conical head style, right-hand thread direction, 3a thread class, 5.922 inches minimum and 5.952 inches maximum fastener length, 5.797 inches minimum and 5.827 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: 5.797 inches minimum and 5.827 inches maximum
Fastener Length: 5.922 inches minimum and 5.952 inches maximum
Head Style: bevel-conical
Head Diameter: 0.740 inches minimum and 0.750 inches maximum
Head Height: 0.407 inches nominal
First Diameter From Head: 0.433 inches minimum and 0.436 inches maximum
Second Diameter From Head: 0.360 inches minimum and 0.370 inches maximum
Third Diameter From Head: 0.433 inches minimum and 0.436 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 1.250 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 4.500 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Third Diameter: 5.125 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.438 inches
Width Across Flats: 0.375 inches minimum and 0.378 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 pounds per square inch
Material: steel comp e4340 or steel comp 4140 overall
Surface Treatment: nickel and cadmium 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
149610	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-524-4268?

The FSCG of the NSN 5306-00-524-4268 is 5306

Does the NSN 5306-00-524-4268 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-524-4268 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 5306-00-524-4268 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-524-4268 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 5306-00-524-4268 was assigned to the Federal Catalog?

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