This thermostat O-ring seals the coolant passage between the thermostat housing and the engine block, preventing leakage of pressurized coolant. It sits in the groove machined into the housing face; when compressed during installation, it forms a static seal that isolates the bypass circuit from the radiator circuit. A degraded or hardened O-ring allows coolant to bypass the thermostat, causing slow warm-up or temperature fluctuation. As an original component from the manufacturer, the cross-section and durometer match the housing groove dimensions, so the seal compresses to the correct height without extrusion. Replace the O-ring whenever the thermostat is removed; clean the groove and lubricate the ring with coolant before seating.
AGCO Corporation is a global leader in the design, manufacture, and distribution of agricultural machinery and precision ag technology. Founded in 1990 and headquartered in Duluth, Georgia, USA, AGCO has grown through strategic acquisitions to become a major force in the agricultural equipment industry. The company operates a portfolio of well-known brands, serving farmers worldwide.
AGCO's extensive product range includes tractors, combines, hay tools, sprayers, forage equipment, and implements. Its brands are recognized for innovation and reliability, with popular series such as the Fendt Vario tractors, Massey Ferguson Global Series, and Valtra T Series. The company is committed to developing advanced agricultural solutions that enhance productivity and sustainability for modern farming operations.
Partao offers a wide selection of AGCO spare parts, including Fuel Caps, Other Harvesting Parts, O-Rings, Other Axles and Steering Parts, and Other Cab, Body & Steering Parts. These components are crucial for maintaining the performance and longevity of AGCO machinery. Over 810,236 genuine AGCO spare parts are available at Partao.
Farmers and agricultural businesses globally rely on AGCO's diverse product offerings for their operations, from small-scale farms to large commercial enterprises. The company's strong dealer network ensures readily available parts and service, supporting the continuous operation of its machinery in various agricultural settings, including row-crop farming, livestock operations, and specialty crop production.
