5306-00-445-2399

Find complete technical information, availability, and procurement data for: 5306-00-445-2399
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-445-2399

Item Name Code

06666

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, 3a thread class, 0.400 inches nominal thread length, 0.520 inches nominal head diameter, 3.315 inches nominal fastener 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 Direction: right-hand
Thread Length: 0.400 inches nominal
Fastener Length: 3.315 inches nominal
Head Diameter: 0.520 inches nominal
Head Height: 0.375 inches nominal
First Diameter From Head: 0.250 inches nominal
Second Diameter From Head: 0.875 inches nominal
Third Diameter From Head: 0.498 inches minimum and 0.499 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 1.055 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 1.275 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Third Diameter: 1.905 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.313 inches minimum and 0.315 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 180000 pounds per square inch
Material: steel overall
Surface Treatment: cadmium and nickel overall
Surface Treatment: paint top of head
Surface Treatment Document And Classification: ps13107 fscm 76301 mfr ref single treatment response overall
Surface Treatment Document And Classification: ps13306 no 509 fscm 76301 mfr ref single treatment response top of head
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
32-32517-3	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-445-2399?

The FSCG of the NSN 5306-00-445-2399 is 5306

Does the NSN 5306-00-445-2399 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-445-2399 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 5306-00-445-2399 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-445-2399 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 5306-00-445-2399 was assigned to the Federal Catalog?

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