5306-01-408-2781

Find complete technical information, availability, and procurement data for: 5306-01-408-2781
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-408-2781

Item Name Code

27851

Assigment Date

02/14/1995 (31 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. All or part of the unthreaded section has a cross-sectional diameter greater than the nominal stud size plus 0.020 inches (0.508 mm). It may be thread relieved. See also stud, locked in.

3a thread class, 0.293 inches nominal thread length, 4.168 inches nominal fastener length, double hexagon head style, 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: 0.293 inches nominal
Fastener Length: 4.168 inches nominal
Head Style: double hexagon
Head Height: 0.164 inches nominal
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 3.875 inches nominal
Thread Quantity Per Inch: 28
Material: steel comp h11 overall
Surface Treatment: chromate and nickel 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
11797A04U062	Close Tolerance Bolt
STSBG000A04U062	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-408-2781?

The FSCG of the NSN 5306-01-408-2781 is 5306

Does the NSN 5306-01-408-2781 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-408-2781 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 5306-01-408-2781 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-408-2781 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 5306-01-408-2781 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Feb 14, 1995