Bell & Gossett 186002NG Bearing THPU32HP7Y this specific model is calibrated

this specific model is calibrated for R-410A pressure-temperature characteristics

this collar is specifically designed for models with a 4-inch outlet diameter

the robust brass construction is suitable for high-pressure refrigerants like R410A when used with compatible ACR tubing

Field installation involves swapping the high-fire throttle orifice and applying the provided KH285 conversion kit labels to indicate the fuel change

ensuring the system maintains correct electrical sequencing

Bell & Gossett 186002NG Bearing THPU32HP7Y this specific model is calibratedThe Bell & Gossett 186002NG is a precision engineered pump end bearing designed for high demand hydronic systems. This No Grease (NG) variant is a high performance sealed ball bearing that eliminates the need for manual lubrication intervals, reducing maintenance overhead in commercial HVAC configurations. It serves as the direct replacement for 6307 Z bearings, ensuring exact dimensional compatibility and load bearing performance for B&G series