5306-00-282-2168

Find complete technical information, availability, and procurement data for: 5306-00-282-2168
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-282-2168

Item Name Code

06666

Assigment Date

01/01/1960 (66 years ago)

0.5475 inches minimum and 0.5775 inches maximum thread length, 3a thread class, 0.523 inches minimum and 0.531 inches maximum head diameter, 2.0475 inches minimum and 2.0775 inches maximum fastener length, right-hand thread direction

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: 0.5475 inches minimum and 0.5775 inches maximum
Fastener Length: 2.0475 inches minimum and 2.0775 inches maximum
Head Diameter: 0.523 inches minimum and 0.531 inches maximum
Head Height: 0.276 inches nominal
Hole Diameter: 0.055 inches nominal
Shank Unthreaded Hole Diameter: 0.076 inches nominal first hole
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.312 inches
Width Across Flats: 0.313 inches minimum and 0.315 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Hole Configuration Style: round
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.891 inches nominal first hole
Material: steel comp e4340 or steel comp 8740 or steel comp 6150 overall
Material Document And Classification: mil-s-5000,cond c4 mil spec 1st material response or mil-s-6049,cond c4 mil spec 2nd material response or mil-s-8503,cond c4 mil spec 3rd material response overall
Surface Treatment: cadmium overall
Thread Series Designator: unf

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
NAS145ADH33	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-282-2168?

The FSCG of the NSN 5306-00-282-2168 is 5306

Does the NSN 5306-00-282-2168 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-282-2168 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 5306-00-282-2168 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-282-2168 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 5306-00-282-2168 was assigned to the Federal Catalog?

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