5306-01-491-0076

Find complete technical information, availability, and procurement data for: 5306-01-491-0076
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-491-0076

Item Name Code

06666

Assigment Date

10/10/2001 (24 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.

right-hand thread direction, 2.173 inches minimum and 2.203 inches maximum fastener length, 3a thread class, bevel-conical head style, 0.663 inches minimum and 0.713 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: 0.663 inches minimum and 0.713 inches maximum
Fastener Length: 2.173 inches minimum and 2.203 inches maximum
Head Style: bevel-conical
Head Diameter: 0.615 inches minimum and 0.625 inches maximum
Head Height: 0.343 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.583 inches nominal
Thread Quantity Per Inch: 24
Material: steel comp e4340 or steel comp 8740 or steel comp 6150 or steel comp 3140 or steel comp 3135 overall
Surface Treatment: cadmium and chromate overall
Thread Series Designator: unjf

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
NAS146-36	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-491-0076?

The FSCG of the NSN 5306-01-491-0076 is 5306

Does the NSN 5306-01-491-0076 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-491-0076 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 5306-01-491-0076 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-491-0076 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 5306-01-491-0076 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Oct 10, 2001