ARP4162B Balancing Machine Proving Rotors

SAE Document ARP4162 is being revised from current to update references to other documents, incorporate dimensional corrections to the vertical Class 250 80-pound proving rotor, corrections to various trial mass dimensions and weights, and revise the interface bolt circle of the horizontal Class 1000 150-pound proving rotor. The proposed changes serve to refresh and update ARP4162 to reflect how this document is currently used within the Aerospace Industry.