Part Number: 145C422H01-REVB (Tecknit) Part Number: 145C423H01 (Component) Part Number: 145C423H01REVC (Component) Part Number: 145C427H01 (Insulator) Part Number: 145C429H01 (No description) Part Number: 145C429H02 (No description) Part Number: 145C458G01 (Component) Part Number: 145C5 (Special flat head brass 3/16 x 1) Part Number: 145C501H01 (No description) Part Number: 145C501H02 (Component) Part Number: 145C5131-2 (Linear transducer ea) Part Number: 145C5132-1 (Transducer) Part Number: 145C5-16 (Sleeve) Part Number: 145C528 (Waveguide assembly)