Historical
SAE AS 28431-2003 (SAE AS28431-2003)
Aerospace Signaling Torque Wrenches ( Reaffirmed: Jul 2008 )
This Society of Automotive Engineers (SAE) Aerospace Standard covers requirements for micrometer adjustable, feel impulse, torque wrenches. The torque wrench is used to apply a pre-set torque to threaded fasteners and other torque requirements.
Society of Automotive Engineers [sae]