James Walker O-Rings are versatile sealing device that finds applications in garden hose couplings, aerospace or oil and gas duties. The Walker O-Rings are suitable for both static and dynamic operations. Inmarco Industries [P] Ltd. Is the sole distributor of James Walker & Co. Ltd. Products like Hydraulic seals, cheveron packaging, Industrial seals, gaskets etc. Inmarco Industries [P] Ltd, an ISO 9001:2000 certified company offers James Walker O-Rings.The James Walker O- Rings can work between -65° C and +325° C when made of elastomer and is used by designers, engineers, maintenance staff and plant operators.