AN23-12A Specification
Thread Series Designator: UNF (fine thread)
Thread Qty Per Inch (tpi): 32
Thread Diameter: 0.190 inches
Thread Direction: Right-hand
Thread Length: Between 0.323 INCHES MINIMUM AND 0.363 INCHES MAXIMUM
Surface Treatment Specification: Qq-p-416 type 2 class 3 federal specification single treatment response
Min. Tensile Strength (psi): 125000 pounds per square inch
Shank Unthreaded Hole Diameter: 0.070 inches first hole and 0.080 inches first hole
Single Shear Strength: 2125 pounds per square inch
Surface Treatment: Cadmium and chromate
Material Specification: Mil-s-5626 military specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6050 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6758 military specification 5th material response or ams @6300 assn standard 6th material response
Internal Drive Style: Slot
Head Diameter: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
Head Height: 0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
Hardness Rating: 26.0 rockwell c and 32.0 rockwell c
Fastener Length: 0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM
Groove Diameter: 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM
Distance From Head Largest Surface To Shank Hole Center: 0.136 INCHES MINIMUM FIRST HOLE AND 0.146 INCHES MAXIMUM FIRST HOLE
 
Military Platforms
This clevis bolt is used on these military aircraft: 
| 06F | AIRCRAFT, HERCULES C-130 | 
| 59N | AIRCRAFT, HERCULES KC-130 | 
| 11F | AIRCRAFT, GALAXY C-5 | 
| 17N | AIRCRAFT, HAWKEYE E-2C | 
| 73N | ENGINE, AIRCRAFT T-56 | 
| ATF | AIRCRAFT, SOF (AC-130H, AC-130J, AC-130U, EC-130E, EC-130H, | 
| BPN | AIRCRAFT, C-2A (REPROCURED) | 
| B4N | ADVANCE HAWK EYE - E2 D | 
| XJN | FMS- AIRCRAFT, HAWKEYE E-2C | 
| EON | ENGINES | 
| 55N | AIRCRAFT, HARRIER AV-8B | 
| LYN | CONSOLIDATED ARMAMENT | 
| EWN | AIRCRAFT, HERCULES C-130J | 
| EEN | E2/C2 ALL SERIES AIRCRAFT | 
| 05F | AIRCRAFT, STRATOLIFTER C/KC-135 | 
| 58N | AIRCRAFT, HERCULES C-130F | 
| 04F | AIRCRAFT, STRATOFORTRESS B-52 |