Pump fittings ordered by customer, including thin-wall pump barrel B11-25, B11-150, B11-200, spray welded plunger P21-125, P21-150, tungsten carbide Valve Ball and Seat V11-125, V11-150, V11-175, Hood C12-125, C13-125,150, Mandrel S11-20, S11-25, support joint N11-20, N11-25 and other accessories ha