5306-00-042-7114

Find complete technical information, availability, and procurement data for: 5306-00-042-7114
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-042-7114

Item Name Code

15939

Assigment Date

01/01/1963 (63 years ago)

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

2.500 inches nominal fastener length, right-hand thread direction, 2a thread class, 0.875 inches minimum thread length, flat countersunk head style

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: 0.875 inches minimum
Fastener Length: 2.500 inches nominal
Head Style: flat countersunk
Head Diameter: 0.750 inches minimum and 0.770 inches maximum
Neck Length: 0.344 inches minimum and 0.375 inches maximum
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 48000 pounds per square inch
Hardness Rating: 79.0 rockwell b minimum and 90.0 rockwell b maximum overall
Minimum Yield Strength: 40000 pounds per square inch
Countersink Angle: 114.0 degrees nominal
Neck Width: 0.307 inches minimum and 0.324 inches maximum
Material: steel overall
Material Document And Classification: gm 255m,general motors corp mfr ref single material response overall
Surface Treatment: cadmium and zinc overall
Surface Treatment Document And Classification: 24617 4252-m assn std single treatment response overall
Thread Series Designator: unc

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
427114	Square Neck Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-042-7114?

The FSCG of the NSN 5306-00-042-7114 is 5306

Does the NSN 5306-00-042-7114 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-042-7114 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 5306-00-042-7114 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-042-7114 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 5306-00-042-7114 was assigned to the Federal Catalog?

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