Carrier KK71JY180 O-Ring 321702-401 Critical Safety Fit: Ensures the

Critical Safety Fit: Ensures the furnace pressure switch closes reliably for consistent ignition

making it a versatile choice for various industrial HVAC power standards

High Close-Off Pressure: Designed to maintain a tight seal under high static pressure

Always verify the specific microfarad rating on the motor nameplate before installation to prevent overheating

including heat pump thermostats with auxiliary heat sequences

Carrier KK71JY180 O-Ring 321702-401 Critical Safety Fit: Ensures theWhen you are opening up a water box cover on a Carrier chiller or commercial furnace assembly, utilizing a genuine Carrier KK71JY180 O Ring is the only way to ensure a leak proof seal that stands up to system pressure. This HVAC replacement part is engineered from high grade Nitrile Butadiene Rubber (NBR) with a 50 Shore A durometer, providing the specific elasticity required for effective compression in specialized grooves. With an inner diameter of