We manufacture full range of interchangeable cam rings for the Yuken Vane Pumps. These cam rings are 100% interchangeable with Yuken PVR, PVM, PV2R Series vane pump (Single and Double Vane Pump) cam rings. Yuken PVR Series Single Vane Pump Cam Ring PVR1T Series→ 4, 6, 8, 10, 12, 15, 17 (lpm at 1500 rpm) PVR50 Series→ 13, 20, 26, 30, 36, 39, 45 (lpm at 1500 rpm) PVR150 Series→ 60, 70, 90, 110, 140, 170 (lpm at 1500 rpm) Yuken PVR Series Double Vane Pump Cam Ring PVR1050 Series→ 4, 6, 8, 10, 12, 15, 17 + 13, 20, 26, 30, 36, 39, 45 (lpm at 1500 rpm) PVR5050 Series→ 13, 20, 26, 30, 36, 39, 45 + 60, 70, 90, 110, 140, 170 (lpm at 1500 rpm) Yuken PVM Series Single Vane Pump Cam Ring PVM50 Series→ 13, 20, 26, 30, 36, 39, 45 (lpm at 1500 rpm) PVM150 Series→ 60, 70, 90, 110, 140, 170 (lpm at 1500 rpm) Yuken PVM Series Double Vane Pump Cam Ring : PVM50150 Series→ 13, 20, 26, 30, 36, 39, 45 + 60, 70, 90, 110, 140, 170 (lpm at 1500 rpm) Yuken PV2R Series Single Vane Pump Cam Ring PV2R1 Series→ 6, 8, 10, 12, 14, 17, 19, 23, 25, 31 (lpm at 1500 rpm) PV2R2 Series→ 41, 47, 53, 59, 65 (lpm at 1500 rpm) PV2R3 Series→ 76, 94, 116 (lpm at 1500 rpm) PV2R4 Series→ 136, 153, 184, 200, 237 (lpm at 1500 rpm) Yuken PV2R Series Double Vane Pump Cam Ring PV2R12 Series→ 6, 8, 10, 12, 14, 17, 19, 23, 25, 31 + 26, 33, 41, 47, 53, 59, 65 (lpm at 1500 rpm) PV2R13 Series→ 6, 8, 10, 12, 14, 17, 19, 23, 25, 31 + 76, 94, 116 (lpm at 1500 rpm) PV2R23 Series→ 41, 47, 53, 59, 65 + 52, 60, 66, 76, 94, 116 (lpm at 1500 rpm) PV2R33 Series→ 76, 94, 116 + 76, 94, 116 (lpm at 1500 rpm) PV2R14 Series→ 6, 8, 10, 12, 14, 17, 19, 23, 25, 31 + 136, 153, 184, 200, 237 (lpm at 1500 rpm) PV2R24 Series→ 26, 33, 41, 47 + 136, 153, 184, 200, 237 (lpm at 1500 rpm) PV2R34 Series→ 52, 60, 66, 76, 94, 116 + 136, 153, 184, 200, 237 (lpm at 1500 rpm) Note : All products are SL Engineering Works Manufactured, OEM Names, Parts Numbers and Symbols are displayed for reference purpose only.