Part Number: 151156-1 (Seat check valve) Part Number: 151-1568 (Ne) Part Number: 151-1569 (Kobico) Part Number: 151-156-90 (Ne) Part Number: 151-156968PINSOCKET (No description) Part Number: 151157 (No description) Part Number: 151-1570 (Socket) Part Number: 1511579 (Plug) Part Number: 151158 (No description) Part Number: 1511580 (Plug) Part Number: 151-15800 (Call for availability and pricin) Part Number: 151-15801 (Res metal film 806k ohm 1 1/8w 1) Part Number: 151158-1 (Spring) Part Number: 151158-2 (Spring)