326-105913-7

View detailed technical data, stock status, and sourcing information for: 326-105913-7
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-490-2779

Item Name Code

06666

Assigment Date

10/01/1969 (56 years ago)

0.156 inches minimum thread length, 0.500 inches nominal fastener length, right-hand thread direction, flat chamfer head style, 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: 0.156 inches minimum
Fastener Length: 0.500 inches nominal
Head Style: flat chamfer
Head Diameter: 0.176 inches minimum and 0.183 inches maximum
Head Height: 0.108 inches minimum and 0.112 inches maximum
First Diameter From Head: 0.070 inches minimum and 0.075 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.344 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.094 inches minimum and 0.095 inches maximum
Thread Quantity Per Inch: 40
Hardness Rating: 80.0 rockwell b minimum overall
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,finish e300 mil spec 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
326-105913-7	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-490-2779?

The FSCG of the NSN 5306-00-490-2779 is 5306

Does the NSN 5306-00-490-2779 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-490-2779 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 5306-00-490-2779 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-490-2779 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 5306-00-490-2779 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Oct 1, 1969