Quick view Add to Cart Operation and Service Instructions and Illustrated Parts Breakdown for Hydraulic Propeller Tester Models GS1221 Document Part Number: NAVWEPS 17-15D-2, T.O. No. 33D2-11-66-1 Number of pages: 52Part Number: NAVWEPS 17-15D-2, T.O. No. 33D2-11-66-1Revision Date: 15-Nov-1963 MSRP: Was: Now: $29.70