Imperial 17892 Sae Hex Head Cap Screw

Highlights:

• Size: 5/8-18X11
• Thread pitch: 5/8-18 UNF
• 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
• Tempering Temperature: 800?? F.(minimum)
• Threads: UNRF and UNRC Radius Root Class 2A to ANSI/ASME B1.1??
• 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