5306-00-816-4990

Find complete technical information, availability, and procurement data for: 5306-00-816-4990
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-816-4990

Item Name Code

15903

Assigment Date

01/01/1962 (64 years ago)

0.313 inches minimum thread length, hexagon head style, 0.718 inches nominal fastener length, 3a thread class, 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: 0.313 inches minimum
Fastener Length: 0.718 inches nominal
Head Style: hexagon
Head Height: 0.125 inches nominal
Width Between Flats: 0.438 inches nominal
Grip Diameter: 0.2487 inches minimum and 0.2492 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.405 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.620 inches minimum and 0.630 inches maximum first hole
Special Features: externally relieved 0.190dia by 0.075 in. wide
Material: steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator: unf

FAQs

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

What is the FSCG of the NSN 5306-00-816-4990?

The FSCG of the NSN 5306-00-816-4990 is 5306

Does the NSN 5306-00-816-4990 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-816-4990 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 5306-00-816-4990 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-816-4990 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 5306-00-816-4990 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962