5306-00-411-0726

Find complete technical information, availability, and procurement data for: 5306-00-411-0726
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-411-0726

Item Name Code

06666

Assigment Date

08/22/1969 (56 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

0.863 inches minimum and 0.875 inches maximum head diameter, 1.250 inches nominal fastener length, 1.000 inches minimum thread length, right-hand thread direction, 3a thread class

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: 1.000 inches minimum
Fastener Length: 1.250 inches nominal
Head Diameter: 0.863 inches minimum and 0.875 inches maximum
Head Height: 0.480 inches minimum and 0.500 inches maximum
First Diameter From Head: 0.381 inches minimum and 0.391 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.250 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.500 inches minimum and 0.503 inches maximum
Thread Quantity Per Inch: 13
Surface Finish: 63.0 microinches head
Part Name Assigned By Controlling Agency: navy special project
Special Features: may be plated all over
Material: steel overall
Material Document And Classification: c50a-400,gr b1601289,fscm 24446 mfr ref single material response overall
Surface Treatment: copper and cadmium 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
431B501PC18	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-411-0726?

The FSCG of the NSN 5306-00-411-0726 is 5306

Does the NSN 5306-00-411-0726 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-411-0726 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 5306-00-411-0726 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-411-0726 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 5306-00-411-0726 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Aug 22, 1969