Rubber Hose / Elbow for CAT 621 / 623 / 627 / 627K & more – 9X-2133

Rubber Hose / Elbow to suit Caterpillar (CAT) equipment, part number 9X-2133 (also written 9X2133). Cat catalogue name: 12.7mm ID Bulk Hose. Hose / rubber connector used on the engine air or coolant system. Cat catalogue lists fitment for: 621, 623, 627, 627K, 631, 637, CB7, CB8, CB10, 303.5C (Wheel Tractor-Scraper, Excavator). Specifications: ID 0.5 in (12.7mm); OD 0.89 in; -8 dash; 4,300 kPa; -40C to 125C; rubber SAE 20R3; sold per cm. Engines: 3116, 3126E, 3406B, 3406C, 3512E, C32. Please confirm your machine serial number or the part number on your old part before ordering.