Donnie's FAQs

Rotational Capacity Tests

Which bolts require a rotational capacity test?

The rotational capacity test, sometimes referred to as a ROCAP test or RC test, serves as a quality control measure against excessively over-tapped nuts, a material with insufficient ductility, and generally assures that the assembly of elements (bolt, nut, and washer) will function together as a unit to achieve the required preloads. The test intends... Read more