Imperial 16840 USS Hex Head Cap Screw, Grade 8, 3/4-10×13″ Clearance Pictures

Highlights:

• Size: 3/4-10X13″
• Thread pitch: 3/4-10 UNC
• Unplated
• Material: medium carbon alloy steel
• Tensile Strength: 150,000 psi minimum
• Grade 8 Cap Screws comply with SAE J429, ANSI/ASME B18.2.1 hex cap screws

Technical Data:

• Hardness: Rockwell Hardness C33-C39
• Threads: UNRF and UNRC Radius Root Class 2A to ANSI/ASME B1.1
• Tempering Temperature: 800° F.(minimum)
• Decarburization: Meets SAE J121
• Discontinuities: Meets SAE J1061

 Rule of thumb to figure bolt thread length:

• For bolts under 6″: Twice the bolt diameter plus a 1/4″
• For bolts over 6″: Twice the bolt diameter plus a 1/2″
• This gives you the approximate bolt thread length available