5306-01-258-8208

Find complete technical information, availability, and procurement data for: 5306-01-258-8208
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-258-8208

Item Name Code

15903

Assigment Date

07/08/1987 (39 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

hexagon head style, 3a thread class, right-hand thread direction, 3.968 inches minimum and 4.115 inches maximum fastener length, 0.359 inches nominal 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: 0.359 inches nominal
Fastener Length: 3.968 inches minimum and 4.115 inches maximum
Head Style: hexagon
Head Height: 0.156 inches nominal
Width Between Flats: 0.490 inches minimum and 0.502 inches maximum
Grip Diameter: 0.3108 inches minimum and 0.3117 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches nominal first hole
Nominal Thread Diameter: 0.3125 inches
Grip Length: 3.6250 inches nominal
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 3.813 inches nominal first hole
Material: steel overall
Surface Treatment: cadmium and chromate grip
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec all treatment responses grip
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas464 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
NAS464P5-58	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-258-8208?

The FSCG of the NSN 5306-01-258-8208 is 5306

Does the NSN 5306-01-258-8208 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-258-8208 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 5306-01-258-8208 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-258-8208 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 5306-01-258-8208 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jul 8, 1987