Operator, Organizational, Field, and Depot Maintenance Manual: Compressor Reciprocating, Air; 5 CFM; 175 Psi; Hand Truck Mounted; Gasoline Driven (Champion Pneumatic Model LP-512-ENG) Less Engine, FSN 4310-861-9820, Receiver Mounted; Electric Driven (Champion Pneumatic Model OEH-34-60-ENG-1), FSN 4310-861-9823
Jan 1963 ยท Headquarters, Department of the Army