5306-01-029-0720

Find complete technical information, availability, and procurement data for: 5306-01-029-0720
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-029-0720

Item Name Code

15903

Assigment Date

10/16/1976 (49 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.

3a thread class, 0.475 inches minimum and 0.525 inches maximum thread length, double hexagon w/hole head style, right-hand thread direction, 1.610 inches minimum and 1.640 inches maximum fastener 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: 0.475 inches minimum and 0.525 inches maximum
Fastener Length: 1.610 inches minimum and 1.640 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.266 inches minimum and 0.286 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Extended Washer Diameter: 0.521 inches minimum and 0.531 inches maximum
Extended Washer Thickness: 0.072 inches minimum and 0.092 inches maximum
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Nominal Thread Diameter: 0.312 inches
Grip Length: 1.115 inches minimum and 1.135 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 260000 pounds per square inch
Hardness Rating: 51.0 rockwell c minimum and 54.0 rockwell c maximum overall
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: mil-c-8837,ty 2,cl 2 mil spec all treatment responses overall
Thread Series Designator: unjf

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
76754-5-18	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-029-0720?

The FSCG of the NSN 5306-01-029-0720 is 5306

Does the NSN 5306-01-029-0720 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-029-0720 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 5306-01-029-0720 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-029-0720 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 5306-01-029-0720 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Oct 16, 1976