Genuine Sherwood G1012 Onan A032Y747 Seawater Pump Genuine Sherwood G1012 Onan A032Y747 Seawater Pump Supersedes part no. 132-0348 Used on Onan generators: MDKBT, MDKBU, MDKDS, MDKDT & MDKDU Genuine Sherwood pump. MSRP: Was: Now: $1,600.01 Add to Cart