part 00.5318 Pump Head Assy (23/24-36A without 34) Speck code 00.5318 Details Speck number00.5318 DescriptionPump Head Assy (23/24-36A without 34) Qty per pump1 Fits these pumps Speck NP10 3 NP10/1-170NP10/2-170NP10/3-170