5306-01-176-1981

Find complete technical information, availability, and procurement data for: 5306-01-176-1981
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-176-1981

Item Name Code

01847

Assigment Date

04/09/1984 (42 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.

0.250 inches nominal fastener length, double hexagon w/hole head style, 3a thread class, 0.250 inches nominal thread length, right-hand thread direction

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: 0.250 inches nominal
Fastener Length: 0.250 inches nominal
Head Style: double hexagon w/hole
Head Height: 0.195 inches minimum and 0.205 inches maximum
Width Between Flats: 0.1875 inches nominal
Extended Washer Diameter: 0.260 inches minimum and 0.270 inches maximum
Extended Washer Thickness: 0.030 inches minimum and 0.035 inches maximum
Hole Diameter: 0.050 inches minimum and 0.060 inches maximum
Nominal Thread Diameter: 0.138 inches
Hole Quantity: 2
Hole Type: drilled
Thread Quantity Per Inch: 32
Hole Configuration Style: double hexagon longitudinal hole
Material: steel overall
Thread Series Designator: unjc

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
J641P01F	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-176-1981?

The FSCG of the NSN 5306-01-176-1981 is 5306

Does the NSN 5306-01-176-1981 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-176-1981 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 5306-01-176-1981 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-176-1981 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 5306-01-176-1981 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Apr 9, 1984