Part Number: 12271918-4 (N/a) Part Number: 12271921 (Cap) Part Number: 12271922 (Circuit card assy) Part Number: 12271931 (Bearing) Part Number: 12271947 (No description) Part Number: 12271951 (Block) Part Number: 12271952 (Circuit card assy) Part Number: 12271965 (Reactor) Part Number: 12271974 (Component) Part Number: 12271975 (Clamp) Part Number: 12271981-9 (Pin,stblzr board) Part Number: 12271984 (Washer) Part Number: 12271985 (Hardware) Part Number: 12271988 (Pin, straight)