M1222B2X12C236GHNN

View detailed technical data, stock status, and sourcing information for: M1222B2X12C236GHNN
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-308-7440

Item Name Code

01847

Assigment Date

10/04/1989 (36 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, 2.190 inches minimum and 2.250 inches maximum fastener length, right-hand thread direction, 2a thread class, 1.750 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: 2a
Thread Direction: right-hand
Thread Length: 1.750 inches nominal
Fastener Length: 2.190 inches minimum and 2.250 inches maximum
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.524 inches maximum
Width Between Flats: 1.212 inches minimum and 1.250 inches maximum
Nominal Thread Diameter: 0.750 inches
Features Provided: finished head
Thread Quantity Per Inch: 10
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: se j429 gr 8 assn std single material response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 2 type and 8 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-314-4913	No Name Available	10/01/1993

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
3/4-10UNC-2AX2.250 IN. LG, STL	Machine Bolt
M1222B2X12C236GHNN	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-308-7440?

The FSCG of the NSN 5306-01-308-7440 is 5306

Does the NSN 5306-01-308-7440 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-308-7440 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 5306-01-308-7440 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-308-7440 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 5306-01-308-7440 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Oct 4, 1989