this is a standard A38 V-belt size designed to fit any 1/2-inch wide pulley groove common in light-to-medium industrial equipment

this Nordyne furnace pressure switch prevents the burner from igniting in the event of a blocked vent or inducer failure

Most compatible hot surface ignitors should read between 40 and 60 ohms

OEM Direct Fit: Eliminates mounting issues by utilizing exact factory footprints and wiring harnesses

G71MPP-36C

Cleveland Controls AFS-298-391 Sensing Switch Els PW 17895 this is a standard A38The Cleveland Controls AFS 298 391 is a high performance air pressure sensing switch designed for precision in commercial HVAC and energy management systems. Engineered as a general purpose differential pressure switch, it monitors positive, negative, or vacuum air pressure with a field adjustable set point range from 0. 05" w. c. to 12. 0" w. c. This unit is factory calibrated to change contacts on increasing pressure at 0. 30" w. c. ( 0. 02" w. c.),