66B12636

View detailed technical data, stock status, and sourcing information for: 66B12636
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-867-7835

Item Name Code

04905

Assigment Date

10/25/1967 (58 years ago)

right-hand thread direction, 1.120 inches minimum and 1.190 inches maximum fastener length, 3a thread class, hexagon head style, 0.520 inches minimum thread 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: 0.520 inches minimum
Fastener Length: 1.120 inches minimum and 1.190 inches maximum
Head Style: hexagon
Head Height: 0.250 inches minimum and 0.280 inches maximum
Width Between Flats: 1.000 inches nominal
Shoulder Diameter: 0.685 inches minimum and 0.687 inches maximum first shoulder
Shoulder Length: 0.620 inches minimum and 0.640 inches maximum first shoulder
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Hardness Rating: 35.0 rockwell c minimum and 40.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel comp 4140 overall
Material Document And Classification: qq-s-624 fed spec single material response overall
Surface Treatment: zinc 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
66B12636	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-867-7835?

The FSCG of the NSN 5306-00-867-7835 is 5306

Does the NSN 5306-00-867-7835 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-867-7835 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 5306-00-867-7835 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-867-7835 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 5306-00-867-7835 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Oct 25, 1967