5306-00-781-0370

Find complete technical information, availability, and procurement data for: 5306-00-781-0370
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-781-0370

Item Name Code

04905

Assigment Date

03/22/1968 (58 years ago)

0.488 inches minimum and 0.508 inches maximum thread length, hexagon head style, 3a thread class, 1.248 inches minimum and 1.288 inches maximum 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: 0.488 inches minimum and 0.508 inches maximum
Fastener Length: 1.248 inches minimum and 1.288 inches maximum
Head Style: hexagon
Head Height: 0.203 inches minimum and 0.235 inches maximum
Width Between Flats: 0.553 inches minimum and 0.565 inches maximum
Shoulder Diameter: 0.371 inches minimum and 0.374 inches maximum first shoulder
Shoulder Length: 0.760 inches minimum and 0.780 inches maximum first shoulder
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel comp 8735 or steel comp 6150 overall
Material Document And Classification: mil-s-6098 mil spec 1st material response or mil-s-8503 mil spec 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1297 professional/industrial association standard and nasms20074-5 professional/industrial association specification

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
MS20074-5-12	Shoulder Bolt
NAS1297-5-12	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-781-0370?

The FSCG of the NSN 5306-00-781-0370 is 5306

Does the NSN 5306-00-781-0370 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-781-0370 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 5306-00-781-0370 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-781-0370 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 5306-00-781-0370 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Mar 22, 1968