... .2. Designation:10/8(200)NZJ-ST (TU, C, D, E, S, R)-AH (AHR, M, HH)10---- diameter of pump suction inlet ... ----Naipu Group, initial letters for slurry pumpST (TU, C, D, E, S, R)---- mode of baseAH (M, HH) ----slurry pumpAHR---- wear-resistant rubber ...