RV4NAYSD502A,POT 5.0K OHM CARBON 2W
RV4NAYSD503A,POT 50K OHM CARBON 2W
RV4NAYSD503D,电位计 RESISTIVE & OPTICAL
RV4NAYSD504A,POT 500K OHM CARBON 2W
RV4NAYSD505B,
RV4NAYSD752A,POT 7.5K OHM CARBON 2 WATT
RV4NAYSD753A,电位计 Resistive & Optical 385-SINGLE
RV4NAYSD754A,电位计 Industrial Pot