Part Number: 12K71RT1 (Ne) Part Number: 12K72 (Ne) Part Number: 12K724 (New and original parts) Part Number: 12K74FE (Resistor) Part Number: 12K74FES2K74TK1 (Ne) Part Number: 12K750 (Ne) Part Number: 12K7F (Ne) Part Number: 12K7FCS (Ne) Part Number: 12K7FE (Ne) Part Number: 12K7G (Tube) Part Number: 12K7GGT (Ne) Part Number: 12K7GIR (Ne) Part Number: 12K7GT (No description) Part Number: 12K7MF-14WB (No description)