5306-00-754-1788

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-754-1788

Item Name Code

01847

Assigment Date

01/01/1962 (63 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

hexagon head style, 3a thread class, 0.499 inches minimum and 0.578 inches maximum thread length, right-hand thread direction, 0.640 inches minimum and 0.687 inches maximum fastener length

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.499 inches minimum and 0.578 inches maximum
Fastener Length: 0.640 inches minimum and 0.687 inches maximum
Head Style: hexagon
Head Height: 0.203 inches minimum and 0.234 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Hole Diameter: 0.070 inches nominal
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.109 inches minimum and 0.141 inches maximum
Hole Quantity: 6
Hole Type: drilled
Features Provided: finished head
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Hole Configuration Style: hexagon longitudinal hole
Material: steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 6th material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially replaced by the NSN 5306-00-754-1788

NSN	Name	Date
5306-00-151-0421	No Name Available	01/02/1975
5306-00-725-5433	No Name Available	02/17/1967

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number	Name
145-540-96405	Machine Bolt
173-19	Machine Bolt
8170157	Machine Bolt
A2-1342-18	Machine Bolt
AN74A5	Machine Bolt
MS20074-04-05	Machine Bolt

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 5306-00-754-1788

What is the FSCG of the NSN 5306-00-754-1788?

The FSCG of the NSN 5306-00-754-1788 is 5306

Does the NSN 5306-00-754-1788 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-754-1788 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 5306-00-754-1788 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-754-1788 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 5306-00-754-1788 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Mon, Jan 1, 1962