5306-00-281-3721

Find complete technical information, availability, and procurement data for: 5306-00-281-3721
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-281-3721

Item Name Code

01847

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

6.000 inches minimum thread length, right-hand thread direction, square head style, 12.000 inches nominal fastener length, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 6.000 inches minimum
Fastener Length: 12.000 inches nominal
Head Style: square
Head Height: 0.422 inches nominal
Width Between Flats: 1.244 inches nominal
Nominal Thread Diameter: 0.625 inches
Features Provided: unfinished head
Thread Quantity Per Inch: 11
Special Features: furnished w/one sq nut
Material: steel comp 1020 or steel comp 1025 overall
Material Document And Classification: astm a108 assn std all material responses overall
Surface Treatment: zinc overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-929-1777	No Name Available	07/22/1967

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
MS35798-6	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-281-3721?

The FSCG of the NSN 5306-00-281-3721 is 5306

Does the NSN 5306-00-281-3721 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-281-3721 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 5306-00-281-3721 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-281-3721 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 5306-00-281-3721 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963