The Toyotomi C Round Head Screw, part number 20474050, is an OEM replacement fastener used in a wide range of Toyotomi heater assemblies. This screw is identified as one of the most common service fasteners across multiple Toyotomi direct vent and Laser heater models. It is designed to secure panels, internal components, and structural elements while maintaining proper assembly integrity.
This replacement screw is intended for service and maintenance applications where original fasteners are worn, stripped, or missing. Using manufacturer-specified hardware helps ensure correct fitment and proper component retention. Installation should follow Toyotomi service guidelines to maintain safe heater assembly and operation.
What’s Included: One Toyotomi 20474050 C round head screw.
Installation Limits: For use only in compatible Toyotomi heater assemblies requiring this specific fastener; must be installed according to manufacturer service procedures.
Compatibility: Toyotomi Toyostove Laser 30, Laser 56, Laser 73 and 73AT, Laser 300, Laser 560, Oil Miser 22, Oil Miser 23, Oil Miser 122DW, Oil Miser 128HH, Oil Miser 148, Oil Miser 180
Laser 30, Screw C is located next to Fuel Nozzle Vertical and Flame Rod.
Laser 56, Screw C is located next to Fuel Nozzle and Flame Rod.
Laser 73 and 73AT, Screw C is located next to Fuel Nozzle and Flame Rod.
Laser 300, Screw C is located next to Drip Tray and Fuel Nozzle Vertical.
Laser 560, Screw C is located next to Fuel Nozzle and Fuel Sump.
Oil Miser 22, Screw C is located next to Fuel Nozzle and Igniter.
Oil Miser 23, Screw C is located next to Fuel Nozzle and Igniter.
Oil Miser 122DW, Screw C is located next to Right Side Panel.
Oil Miser 128HH, Screw C is located next to Right Side Panel.
Oil Miser 148, Screw C is located next to Right Side Panel.
Oil Miser 180, Screw C is located next to Right Side Panel.
