48-48-01 FREEDMAN: Applies to Cessna 120 and 140, Superior (Culver) V and V2, Universal (Globe) GC-1A and GC-1B and Silvaire (Luscome) 8E Airplanes Equipped With Freedman Propellers.
Compliance required prior to August 1, 1947.
Freedman Aircraft Engineering (formerly Freedman Burnham) hubs, Models PC-203, PX-203 and PY-203 must be removed from engines rated above 80 h.p., with the exception of the PX-203 hub on the Franklin Model 4AC-199 engine. The propellers may be replaced by any propeller listed as approved on the latest revision of the pertinent aircraft specification.
This supersedes AD 47-22-02.