AN8H12
View detailed technical data, stock status, and sourcing information for: AN8H12
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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.
right-hand thread direction, hexagon head style, 0.781 inches minimum thread length, 1.344 inches nominal fastener length, 3a thread class
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
- 0.781 inches minimum
- Fastener Length
- 1.344 inches nominal
- Head Style
- hexagon
- Head Height
- 0.265 inches minimum and 0.297 inches maximum
- Width Between Flats
- 0.750 inches nominal
- Shank Unthreaded Hole Diameter
- 0.106 inches nominal first hole
- Nominal Thread Diameter
- 0.500 inches
- Grip Length
- 0.562 inches nominal
- Features Provided
- finished head
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 32.0 rockwell c minimum and 37.0 rockwell c maximum overall
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 1.172 inches nominal first hole
- Special Features
- 1 drilled hole in head
- Material
- steel overall
- Surface Treatment
- cadmium overall
- Thread Series Designator
- unf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5306-00-281-8865 | No Name Available | 01/01/1963 |
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 |
|---|---|
| AN8H12 | Machine Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-638-5789?
Does the NSN 5306-00-638-5789 have a Schedule B code assigned?
Does NSN 5306-00-638-5789 require demilitarization?
Does NSN 5306-00-638-5789 contain precious materials?
Does NSN 5306-00-638-5789 contain hazardous materials?
When the NSN 5306-00-638-5789 was assigned to the Federal Catalog?
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Pricing
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