123CM41009-1

View detailed technical data, stock status, and sourcing information for: 123CM41009-1
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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.

hexagon head style, 2.281 inches nominal fastener length, 0.296 inches minimum and 0.328 inches maximum thread length, right-hand thread direction, 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