supply of spares for sea water supply pump/ ash water supply pumps / auxiliary cooling water pumps , spares for sea water supply pump/ ash water supply pumps / auxiliary cooling water pumps , shaft for swb/aws pump material : ss 316l (as per drawing) , hexagonal head bearing lock nut material: en8 (spare for sea water booster pump) , check nut suitable for shaft material: phosphor bronze is 28:1969 (spare for sea water booster pump) , four way material: phosphor bronze (is 28: 1969) , c.i coupling flanges with suitable key for swbp,awsp (as per drawing) , c.i coupling flanges with suitable key for acwp & motor (as per drawing)