1590500033 POTENTIOMETER MULTI TURN 1 KILO OHM plus and minus 10 percent 64W COMPONENT SHOULD BE MIL GRADE ONLY, 1541442031 MINIATURE SEALED SWITCH SPDT 1 point 5A ELICO MTA 111 COMPONENT SHOULD BE MIL GRADE ONLY, 7407600012 PRINTED CIRCUIT BOARD DRG NO MCT 1430, 1584195085 ZENER DIODE 8 point 5V 1W COMPONENT SHOULD BE MIL GRADE ONLY, 1587999003 RELAY REC 10 RC4 529 031 06 PCO 452 049TY