5306-01-334-7913

Find complete technical information, availability, and procurement data for: 5306-01-334-7913
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-334-7913

Item Name Code

27851

Assigment Date

02/28/1991 (35 years ago)

An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

3.861 inches minimum and 3.891 inches maximum fastener length, spline extended washer head style, right-hand thread direction, 3a thread class, 1.180 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: 1.180 inches nominal
Fastener Length: 3.861 inches minimum and 3.891 inches maximum
Head Style: spline extended washer
Head Height: 0.590 inches minimum and 0.610 inches maximum
Extended Washer Diameter: 1.389 inches nominal
Extended Washer Thickness: 0.098 inches minimum and 0.118 inches maximum
Grip Diameter: 0.7480 inches minimum and 0.7490 inches maximum
Head Minor Diameter: 0.797 inches minimum and 0.812 inches maximum
End Item Identification: pacer dawn
Nominal Thread Diameter: 0.7500 inches
Grip Length: 2.678 inches minimum and 2.698 inches maximum
Thread Quantity Per Inch: 16
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Special Features: hole drilled in top center of head,0.540/0.580 in. dia x 0.146 in. nomdeep
Material: steel overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: mil-c-8837,type ii,class 2 mil 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
MS21297-12043	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-334-7913?

The FSCG of the NSN 5306-01-334-7913 is 5306

Does the NSN 5306-01-334-7913 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-334-7913 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 5306-01-334-7913 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-334-7913 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 5306-01-334-7913 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Feb 28, 1991