This SAE International 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.
SAE AS28431A-2021 history
2021SAE AS28431A-2021 Aerospace Hand Torque Wrenches (Mechanical, Impulse)
2011SAE AS28431A-2011 Aerospace Hand Torque Wrenches (Mechanical, Impulse)