5306-01-331-5780

Find complete technical information, availability, and procurement data for: 5306-01-331-5780
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-331-5780

Item Name Code

06665

Assigment Date

12/21/1990 (35 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.

0.625 inches minimum and 0.781 inches maximum thread length, 2a thread class, 0.247 inches minimum and 0.253 inches maximum inside distance between shanks, 1.497 inches minimum and 1.509 inches maximum distance from inside center of bend to bolt end, 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: 2a
Thread Direction: right-hand
Thread Length: 0.625 inches minimum and 0.781 inches maximum
Distance From Inside Center Of Bend To Bolt End: 1.497 inches minimum and 1.509 inches maximum
Inside Distance Between Shanks: 0.247 inches minimum and 0.253 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Material: steel comp 303se overall
Material Document And Classification: mil-s-7720 mil spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: round bend
Thread Series Designator: unf
Specification/Standard Data: 80205-nas3104 professional/industrial association standard

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
NAS3104-C20-12	U Bolt
NAS3104C20-12	U Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-331-5780?

The FSCG of the NSN 5306-01-331-5780 is 5306

Does the NSN 5306-01-331-5780 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-331-5780 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 5306-01-331-5780 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-331-5780 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 5306-01-331-5780 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Dec 21, 1990