Timer Knob for FD Series Spring Wound In Wall Timers White Fits 3 By 16 Inch D Shape Shaft 1 Inch Outer Diameter Replacement for Your Fans Lights Motors Heaters Model 146MT574

Timer Knob for FD Series Spring-Wound Timers, White
✔️ 1 in OD knob for FD timers; fits 3/16 in D-shape shaft, white, 1 pc

The white timer knob is a replacement part for FD series spring-wound, in-wall timers used to control fans, lights, motors, heaters, and other energy-consuming loads.

✅ Outer diameter: 1 pouce (25,4 mm)
✅ Shaft size: 3/16 in D-shape shaft (4.76 mm)
✅ Fits on 3/16 in D-shape shaft; 1 knob included; color White
✅ Snug-fit design with 4 raised ribs for interference fit; press-on for quick installation
✅ Replacement part; replaces older 146MT494A and 145MT494A

💡 What is a timer knob used for in FD series spring-wound timers? This handy part helps you replace a worn knob quickly so you can resume control of your loads.
- Fits 1 in OD, 3/16 in D-shape shaft (4.76 mm)
- Suitable for FD series timers including fans, lights, motors, and heaters
- Push-on, quick-install design with four raised ribs for a snug fit