5306-01-225-6307

Find complete technical information, availability, and procurement data for: 5306-01-225-6307
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-225-6307

Item Name Code

01847

Assigment Date

02/05/1986 (40 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.

double hexagon extended washer head style, 2a thread class, 2.469 inches minimum and 2.531 inches maximum fastener length, 1.000 inches minimum thread 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum
Fastener Length: 2.469 inches minimum and 2.531 inches maximum
Head Style: double hexagon extended washer
Head Height: 0.244 inches minimum and 0.250 inches maximum
Width Between Flats: 0.243 inches minimum and 0.251 inches maximum
Extended Washer Diameter: 0.365 inches minimum and 0.375 inches maximum
Extended Washer Thickness: 0.052 inches minimum and 0.072 inches maximum
Locking Feature: pellet threads
Nominal Thread Diameter: 0.250 inches
Features Provided: finished head
Thread Quantity Per Inch: 20
Hardness Rating: 36.0 rockwell c nominal and 43.0 rockwell c maximum overall
Criticality Code Justification: feat
Special Features: weapon system essential
Material: steel overall
Surface Treatment: cadmium 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
M69HS420-40C	Machine Bolt
NM142HS420N40C	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-225-6307?

The FSCG of the NSN 5306-01-225-6307 is 5306

Does the NSN 5306-01-225-6307 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-225-6307 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 5306-01-225-6307 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-225-6307 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 5306-01-225-6307 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Feb 5, 1986