Browning 5VX550 Belt 318518-761 Which legacy models does the

Which legacy models does the 21-933-1 cover replace

For high-humidity areas

and UDBS unit heater models in the 300 to 400 MBH size range

Noise Reduction: Effectively eliminates the "whooshing" or air whistling common in zoned ductwork when only the smallest zone is calling

Browning 5VX550 Belt 318518-761 Which legacy models does theThe Browning 5VX550 is a high performance cogged v belt engineered for demanding HVACR and industrial drive systems. Built with advanced EPDM rubber and reinforced with polyester tensile cords, this narrow series notch belt provides superior heat resistance, operating effectively in extreme environments ranging from 60F to +250F. As part of the 358 Gripnotch line, the 5VX550 belt features a raw edge, notched design that increases flexibility and