330-1268-00

View detailed technical data, stock status, and sourcing information for: 330-1268-00
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-881-0661

Item Name Code

06666

Assigment Date

01/01/1960 (66 years ago)

0.562 inches nominal fastener length, 0.219 inches minimum thread length, flat chamfer head style, 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: 0.219 inches minimum
Fastener Length: 0.562 inches nominal
Head Style: flat chamfer
Head Diameter: 0.265 inches minimum and 0.270 inches maximum
Head Height: 0.160 inches minimum and 0.164 inches maximum
First Diameter From Head: 0.142 inches minimum and 0.146 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: 0.164 inches
Width Across Flats: 0.125 inches minimum and 0.127 inches maximum
Thread Quantity Per Inch: 32
Hardness Rating: 38.0 rockwell c minimum and 42.0 rockwell c maximum overall
Material: steel overall
Surface Treatment: zinc 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
330-1268-00	Internal Wrenching Bolt
61731-832-9	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-881-0661?

The FSCG of the NSN 5306-00-881-0661 is 5306

Does the NSN 5306-00-881-0661 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-881-0661 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 5306-00-881-0661 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-881-0661 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 5306-00-881-0661 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960