5306-00-423-3337

Find complete technical information, availability, and procurement data for: 5306-00-423-3337
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-423-3337

Item Name Code

15939

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 2a thread class, button head style, 0.625 inches nominal fastener length, 0.375 inches minimum thread length

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: 0.375 inches minimum
Fastener Length: 0.625 inches nominal
Head Style: button
Head Diameter: 0.562 inches nominal
Head Height: 0.125 inches nominal
Neck Length: 0.125 inches nominal
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Neck Width: 0.245 inches minimum and 0.260 inches maximum
Material: steel comp 1035 overall
Material Document And Classification: sae assn std single material response overall
Surface Treatment: cadmium 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Below is a list of NSNs that have been officially superseded by this NSN: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
5306-00-263-7335	Square Neck Bolt	07/01/2025

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
B5496	Square Neck Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-423-3337?

The FSCG of the NSN 5306-00-423-3337 is 5306

Does the NSN 5306-00-423-3337 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-423-3337 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 5306-00-423-3337 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-423-3337 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 5306-00-423-3337 was assigned to the Federal Catalog?

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