ASTM A489 |
Covers weldless forged, quenched, and tempered carbon steel threaded lifting eyes (formerly eyebolts) for overhead lifting. |
ASME B18.15 |
Covers dimensions and capacities for carbon and stainless steel forged threaded eyebolts in sizes ¼ through 2-1/2 inch for steel and ¼ through 1-1/2” for corrosion resistant stainless steel intended primarily for lifting applications. |
ASME B1.1
UNC Class 2A |
Specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads. |