Quick view Add to Cart Overhaul Instructions for Wingtip Speed Brake System Selector Valve - Part HP 850100-1 Document Part Number: NAVWEPS 03-30EY-12 Number of pages: 12Part Number: NAVWEPS 03-30EY-12Revision Date: 15-Nov-1965Description: Mfg By: Hydra-Power MSRP: Was: Now: $15.00