We have produced hydraulic pumps and related components for 38 years in China. All the manufacturing processes of our products are strictly managed by ISO9001 quality standard. V & VQ vane pumps from our company are produced in accordance with Vickers original designs and can be interchangeable to the OEM products. For details, please contact me directly by e-mail. 20VQ, 25VQ, 35VQ, 45VQ 2520/2525/3520/3525/4520/4525/4535 Caterpillar Cartridge Kits & PUMPS 3G7658 3G7655 1U3953 3G2834 3G7657 3G2234 9J5070 9J5058 Vickers Cartridge Kits 421592-L 421574-L 421586 421240 421955 416437