126335

View detailed technical data, stock status, and sourcing information for: 126335
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-012-6335

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.

0.750 inches minimum thread length, button head style, 1.469 inches minimum and 1.531 inches maximum fastener length, right-hand thread direction, 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: 0.750 inches minimum
Fastener Length: 1.469 inches minimum and 1.531 inches maximum
Head Style: button
Head Diameter: 0.563 inches minimum and 0.594 inches maximum
Head Height: 0.125 inches minimum and 0.145 inches maximum
Neck Length: 0.125 inches minimum and 0.156 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 55000 pounds per square inch
Hardness Rating: 95.0 rockwell b maximum overall
Neck Width: 0.245 inches minimum and 0.260 inches maximum
Material: steel overall
Material Document And Classification: sae gr 1 assn std single material response overall
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec 1st treatment response or qq-z-325,ty 2,cl 3 fed spec 2nd treatment response 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Below is a list of NSNs that have been officially superseded by this NSN: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
5306-00-260-7453	No Name Available	05/14/1979

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
126335	Square Neck Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-012-6335?

The FSCG of the NSN 5306-00-012-6335 is 5306

Does the NSN 5306-00-012-6335 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-012-6335 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 5306-00-012-6335 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-012-6335 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 5306-00-012-6335 was assigned to the Federal Catalog?

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