Vintage Bendix / Pioneer Suction Gauge ARMY TYPE F2  MODEL 2601 1A B1 SERIAL# 5363 WW2   This listing includes a restricted 40 page document from the defense department listing Pressure gauges , instruments which includes pictures and specs for these instruments ;  AUTOMATIC PILOT OIL PRESSURE TYPE H2 , DE ICING GAGE TYPE G1 ,G2 , FUEL PRESSURE GAGE  C10 , C13 ,DUAL FUEL PRESSURE GAGE AN 5772-1 ,  FUEL PRESSURE INDICATOR TYPE C14 , C14A FUEL PRESSURE TRANSMITTER TYPE C14 , C14A , HYDRAULIC PRESSURE LANDING GEAR GAUGE TYPE E3 ,E4 , AN5771-4 , DUAL OIL PRESSURE GAUGE TYPE B10 , OIL PRESSURE GAUGE TYPE B5 ,B8A , OIL PRESSURE INDICATOR TYPE B9A  , OIL PRESSURE TRANSMITTER TYPE B9 , MANIFOLD PRESSURE GAUGE TYPE D2 , D9, D10 , D11, MANIFOLD PRESSURE INDICATOR TYPE D8 ,D8A , MANIFOLD PRESSURE TRANSMITTER TYPE D8 , D8A , SUCTION GAUGE F2, F3 ,F4 , FUEL PRESSURE SIGNAL C2 , C3 , ALTITUDE WARNING TYPE H2. ALL THESE INSTRUMENTS HAVE PICTURES AND INFO LIKE THE TWO SAMPLE PAGES IN MY PICTURES . WHEN YOU PURCHASE THE GAUGE I'LL SEND YOU DOCUMENT THRU YOUR EMAIL . THANKS