Tender For tender for supply of neck ring dif 1181 1 p n 1181 1 , impeller wear ring p n 1600 , int.brg.bush p n 2801 , ratchet bush p n 2001 , o ring casing & diffuser p n 4250 , diffuser with fasteners p n 1030 , water thrower p n 2070 , bearing bush p n 2700