14448-A

View detailed technical data, stock status, and sourcing information for: 14448-A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-121-9769

Item Name Code

06675

Assigment Date

11/11/1981 (44 years ago)

hexagon extended washer head style, right-hand thread direction, 3.750 inches nominal thread length, 2a thread class, 11.500 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: 2a
Thread Direction: right-hand
Thread Length: 3.750 inches nominal
Fastener Length: 11.500 inches nominal
Head Style: hexagon extended washer
Head Height: 3.375 inches nominal
Width Between Flats: 3.375 inches nominal
Extended Washer Diameter: 4.938 inches nominal
Extended Washer Thickness: 1.000 inches nominal
First Diameter From Head: 3.531 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 4.625 inches nominal
End Item Identification: used on propeller hub onboard 378 ft whec coast guard vessels
Nominal Thread Diameter: 3.500 inches
Thread Quantity Per Inch: 4
Externally Relieved Body Diameter Quantity: 1
Material: steel 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
14448-A	Externally Relieved Body Bolt
14485-D PIECE 22	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-121-9769?

The FSCG of the NSN 5306-01-121-9769 is 5306

Does the NSN 5306-01-121-9769 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-121-9769 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 5306-01-121-9769 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-121-9769 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 5306-01-121-9769 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Nov 11, 1981