"This document describes the design and assembly force guidelines for conventional shipping caps@ torque caps@ and body plugs. All possible design and applications could not be anticipated in creating these guidelines. Where there are questions of adherence to this document@ such as use of an ""off-the-shelf"" design@ always consult the responsible Ergonomics Department."
SAE USCAR43-2015 history
2015SAE USCAR43-2015 Shipping Caps@ Torque Caps@ and Body Plugs Ergonomic Design Criteria