SAE ARP238A-1950 (Noncurrent)Propeller Control Clearance-Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines Reaffirmed Non-Current November 2001
2013SAE ARP238B-2013 Propeller Control Clearance - Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines
2006SAE ARP238A-2006 Propeller Control Clearance - Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines
1973SAE ARP238A-1973 Propeller Control Clearance-Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines
1950SAE ARP238A-1950 (Noncurrent)Propeller Control Clearance-Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines Reaffirmed Non-Current November 2001
1950SAE ARP238-1950 Propeller Control Clearance-Dual Rotation or Double Acting System Single Rotation Propeller Shaft Reciprocating Engines