5306-00-121-9441

Find complete technical information, availability, and procurement data for: 5306-00-121-9441
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-121-9441

Item Name Code

06676

Assigment Date

10/25/1968 (57 years ago)

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

0.656 inches nominal head height, 0.849 inches nominal thread length, 3a thread class, 5.476 inches nominal 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: 0.849 inches nominal
Fastener Length: 5.476 inches nominal
Head Height: 0.656 inches nominal
Width Between Flats: 1.430 inches nominal
Extended Washer Diameter: 1.875 inches nominal
Extended Washer Thickness: 0.094 inches nominal
Shoulder Diameter: 1.247 inches nominal
Shoulder Length: 4.065 inches nominal
Counterbore Diameter: 0.854 inches nominal
Counterbore Depth: 1.060 inches nominal
Concentric Hole Diameter: 0.634 inches nominal
Nominal Thread Diameter: 1.000 inches
Thread Quantity Per Inch: 12
Material: steel comp 4340 overall
Material Document And Classification: mil-s-8844,cl 1 mil spec single material response overall
Style Designator: counterbore unthreaded
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
12L10031-15	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-121-9441?

The FSCG of the NSN 5306-00-121-9441 is 5306

Does the NSN 5306-00-121-9441 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-121-9441 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 5306-00-121-9441 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-121-9441 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 5306-00-121-9441 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Oct 25, 1968