5306-00-949-3678

Find complete technical information, availability, and procurement data for: 5306-00-949-3678
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-949-3678

Item Name Code

04905

Assigment Date

04/15/1966 (60 years ago)

An externally threaded device whose threaded portion is of one nominal diameter, without a head, but with the unthreaded end either bent more than 225 degrees (3.925 radians) or cast, forged, or punched to resemble an eye. See also bolt, hook. Excludes:connector, rod end.

0.296 inches minimum and 0.328 inches maximum thread length, 2.281 inches nominal fastener length, right-hand thread direction, hexagon head style, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.296 inches minimum and 0.328 inches maximum
Fastener Length: 2.281 inches nominal
Head Style: hexagon
Head Height: 0.156 inches nominal
Width Between Flats: 0.500 inches nominal
Shoulder Diameter: 0.3104 inches minimum and 0.3110 inches maximum first shoulder
Shoulder Length: 1.218 inches nominal first shoulder
Shank Unthreaded Hole Diameter: 0.177 inches minimum and 0.082 inches maximum first hole
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 42.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.165 inches nominal first hole
Shoulder Shape: round first shoulder
Material: steel comp e4340 overall
Material Document And Classification: mil-s-5000 mil spec single material response overall
Surface Treatment: cadmium overall
Thread Series Designator: unf

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
123CM41009-1	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-949-3678?

The FSCG of the NSN 5306-00-949-3678 is 5306

Does the NSN 5306-00-949-3678 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-949-3678 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 5306-00-949-3678 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-949-3678 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 5306-00-949-3678 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Apr 15, 1966