520S

View detailed technical data, stock status, and sourcing information for: 520S
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-434-4789

Item Name Code

06668

Assigment Date

01/01/1963 (63 years ago)

0.120 inches nominal head height, 3a thread class, 0.150 inches nominal fastener length, 0.120 inches minimum thread length, 0.154 inches nominal head 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: 3a
Thread Length: 0.120 inches minimum
Fastener Length: 0.150 inches nominal
Head Height: 0.120 inches nominal
Head Length: 0.154 inches nominal
Width Between Flats: 0.045 inches nominal
Material: copper alloy overall

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
520S	Tee Head Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-434-4789?

The FSCG of the NSN 5306-00-434-4789 is 5306

Does the NSN 5306-00-434-4789 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5306-00-434-4789 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 5306-00-434-4789 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-434-4789 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 5306-00-434-4789 was assigned to the Federal Catalog?

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