Browning AK66X3/4 Sheave 322055-301 This Apollo Valves safety relief

This Apollo Valves safety relief valve is National Board certified

the X0581 is the updated MERV 11 version of the previous 16x25x3 MERV 10 media

preventing the nuisance trips and "communication lost" errors often encountered with aging electrical components in industrial HVAC applications

preventing oil carbonization and protecting the internal reed valves and pistons from thermal stress

Browning AK66X3/4 Sheave 322055-301 This Apollo Valves safety reliefThis Browning AK66X3 4 sheave is engineered for reliable power transmission in light duty applications, including HVAC systems and fan drives. Precision machined from high quality, close grain cast iron, this single groove V belt pulley ensures optimal performance and extended operational life. With a 6. 45 inch OD sheave and a 3 4 inch bore sheave, it provides a secure, fixed mounting solution. The sheave is statically balanced to minimize vibration,