5306-01-166-4527

Find complete technical information, availability, and procurement data for: 5306-01-166-4527
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-166-4527

Item Name Code

06666

Assigment Date

11/12/1983 (42 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.

3a thread class, right-hand thread direction, 0.492 inches minimum and 0.500 inches maximum head height, 0.735 inches minimum and 0.750 inches maximum head diameter, 1.250 inches nominal 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: 1.250 inches nominal
Head Diameter: 0.735 inches minimum and 0.750 inches maximum
Head Height: 0.492 inches minimum and 0.500 inches maximum
First Diameter From Head: 0.550 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.375 inches minimum and 0.379 inches maximum
Thread Quantity Per Inch: 13
Externally Relieved Body Diameter Quantity: 2
Part Name Assigned By Controlling Agency: navy special project
Material: steel corrosion resisting overall
Material Document And Classification: std 66 fed std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35,type 4 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
2677182-2	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-166-4527?

The FSCG of the NSN 5306-01-166-4527 is 5306

Does the NSN 5306-01-166-4527 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-166-4527 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 5306-01-166-4527 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-166-4527 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 5306-01-166-4527 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Nov 12, 1983