5306-01-244-5253

Find complete technical information, availability, and procurement data for: 5306-01-244-5253
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-244-5253

Item Name Code

15903

Assigment Date

11/14/1986 (39 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.

dished hexagon head style, right-hand thread direction, 5.512 inches minimum and 5.542 inches maximum fastener length, 3a thread class, 0.902 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: 0.902 inches nominal
Fastener Length: 5.512 inches minimum and 5.542 inches maximum
Head Style: dished hexagon
Head Height: 0.312 inches minimum and 0.327 inches maximum
Width Between Flats: 0.928 inches minimum and 0.940 inches maximum
Hole Diameter: 0.070 inches minimum and 0.080 inches maximum
Grip Diameter: 0.6226 inches minimum and 0.6232 inches maximum
Shank Unthreaded Hole Diameter: 0.141 inches minimum and 0.151 inches maximum first hole
Nominal Thread Diameter: 0.625 inches
Grip Length: 4.615 inches minimum and 4.635 inches maximum
Hole Quantity: 3
Hole Type: drilled
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Hole Configuration Style: hexagon corners
Distance From Head Largest Bearing Surface To Shank Hole Center: 5.200 inches minimum and 5.215 inches maximum first hole
Surface Finish: 32.0 microinches head
Surface Finish: 32.0 microinches threads
Surface Finish: 63.0 microinches bearing surface of head
Surface Finish: 63.0 microinches grip
Material: steel overall
Material Document And Classification: mil-b-7838 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type ii,class 2 fed spec single treatment response 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
NAS1310-74D	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-244-5253?

The FSCG of the NSN 5306-01-244-5253 is 5306

Does the NSN 5306-01-244-5253 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-244-5253 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 5306-01-244-5253 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-244-5253 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 5306-01-244-5253 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Nov 14, 1986