5306-01-158-3872

Find complete technical information, availability, and procurement data for: 5306-01-158-3872
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-158-3872

Item Name Code

01847

Assigment Date

07/22/1983 (43 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

double hexagon extended washer head style, 2.500 inches nominal fastener length, right-hand thread direction, 3a thread class, 1.891 inches minimum and 1.953 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: 1.891 inches minimum and 1.953 inches maximum
Fastener Length: 2.500 inches nominal
Head Style: double hexagon extended washer
Head Height: 0.492 inches minimum and 0.500 inches maximum
Width Between Flats: 0.495 inches minimum and 0.503 inches maximum
Extended Washer Diameter: 0.735 inches minimum and 0.750 inches maximum
Extended Washer Thickness: 0.208 inches minimum and 0.228 inches maximum
Nominal Thread Diameter: 0.500 inches
Features Provided: finished head
Thread Quantity Per Inch: 13
Material: steel overall
Surface Treatment: 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
M24240/3-20820	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-158-3872?

The FSCG of the NSN 5306-01-158-3872 is 5306

Does the NSN 5306-01-158-3872 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-158-3872 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 5306-01-158-3872 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-158-3872 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 5306-01-158-3872 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Fri, Jul 22, 1983