5306-01-340-2139

Find complete technical information, availability, and procurement data for: 5306-01-340-2139
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-340-2139

Item Name Code

15903

Assigment Date

06/11/1991 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, 0.972 inches minimum and 1.002 inches maximum fastener length, 3a thread class, 0.425 inches nominal thread length, dished 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: 0.425 inches nominal
Fastener Length: 0.972 inches minimum and 1.002 inches maximum
Head Style: dished hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Surface Finish: 63.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Color: black threads
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams 4928 assn std single material response or ams 4967 assn std single material response overall
Surface Treatment: aluminum 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
BACB30NM4K9	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-340-2139?

The FSCG of the NSN 5306-01-340-2139 is 5306

Does the NSN 5306-01-340-2139 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5306-01-340-2139 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 5306-01-340-2139 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-340-2139 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 5306-01-340-2139 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Tue, Jun 11, 1991