5306-00-625-5816

Find complete technical information, availability, and procurement data for: 5306-00-625-5816
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-625-5816

Item Name Code

01847

Assigment Date

01/01/1961 (65 years ago)

3.188 inches minimum and 3.281 inches maximum thread length, 3a thread class, 3.250 inches minimum and 3.312 inches maximum fastener length, right-hand thread direction, crowned hexagon head style

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: 3.188 inches minimum and 3.281 inches maximum
Fastener Length: 3.250 inches minimum and 3.312 inches maximum
Head Style: crowned hexagon
Head Height: 0.193 inches minimum and 0.213 inches maximum
Width Between Flats: 0.553 inches minimum and 0.565 inches maximum
Nominal Thread Diameter: 0.375 inches
Grip Length: 0.031 inches minimum and 0.062 inches maximum
Features Provided: finished head
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
Material: steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s 6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 6th material response overall
Surface Treatment: cadmium or chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator: unf
Specification/Standard Data: 80205-nas428 professional/industrial association standard

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
NAS428-6-32	Machine Bolt
NAS428-6A-32	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-625-5816?

The FSCG of the NSN 5306-00-625-5816 is 5306

Does the NSN 5306-00-625-5816 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-625-5816 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 5306-00-625-5816 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-625-5816 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 5306-00-625-5816 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961