Sucker Rod Pump

sucker rod pump as per API 11X 1. size: 20-125,25-150,25-200,30-250 2. Type of barrel: Chrome plated or carbonitrided surface 3.Type of plunger: Metal spray or chrome plated surface 4.Valve ball and seat materials: Stainless steel and tungsten carbide. 5.Pump designation: 1) RHAM: Stationary Heavy Wall Barrel, Top Anchor, Mechanic Seating, Rod Pump 2) RHBM: Stationary Heavy Wall Barrel, Bottom Anchor, Mechanic Seating, Rod Pump 3) RHAC: Stationary Heavy Wall Barrel, Top Anchor, Cup Seating, Rod Pump 4) RHBC: Stationary Heavy Wall Barrel, Bottom Anchor, Cup Seating, Rod Pump 5) RHT: Traveling Heavy Wall Barrel, Bottom Anchor, Rod Pump 6) RWA: Stationary Thin Wall Barrel, Top Anchor, Rod Pump 7) RWB: Stationary Thin Wall Barrel, Bottom Anchor, Rod Pump 8) RWT: Traveling Thin Wall Barrel, Bottom Anchor, Rod Pump 9) RSA: Stationary Thin Wall Barrel, Top Anchor, Soft-packed Plunger, Rod Pump 10) RSB: Stationary Thin Wall Barrel, Bottom Anchor, Soft-packed Plunger, Rod Pump