5306-01-056-7243

Find complete technical information, availability, and procurement data for: 5306-01-056-7243
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-056-7243

Item Name Code

04905

Assigment Date

02/28/1978 (48 years ago)

0.430 inches minimum and 0.510 inches maximum thread length, right-hand thread direction, 2.675 inches minimum and 2.720 inches maximum fastener length, hexagon head style, 2a thread class

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: 0.430 inches minimum and 0.510 inches maximum
Fastener Length: 2.675 inches minimum and 2.720 inches maximum
Head Style: hexagon
Head Height: 0.240 inches minimum and 0.260 inches maximum
Width Between Flats: 0.928 inches minimum and 0.940 inches maximum
Shoulder Diameter: 0.625 inches nominal first shoulder
Shoulder Length: 1.395 inches minimum and 1.405 inches maximum first shoulder
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Hardness Rating: 35.0 rockwell c minimum and 40.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel comp 4140 or steel comp e4340 or steel comp 4340 or steel comp 8630 or steel comp 4130 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response 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
12266066	Shoulder Bolt
666165-3	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-056-7243?

The FSCG of the NSN 5306-01-056-7243 is 5306

Does the NSN 5306-01-056-7243 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-056-7243 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 5306-01-056-7243 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-056-7243 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 5306-01-056-7243 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Tue, Feb 28, 1978