Description
The McDonnell & Miller 51S-HD (part 135800) is a water feeder head mechanism for Series 51S mechanical boiler water feeders.
- Model: 51S-HD
- Part number: 135800
- Replacement head mechanism only
Our combustion & controls team is ready to help
The McDonnell & Miller 51S-HD (part 135800) is a water feeder head mechanism for Series 51S mechanical boiler water feeders.
For emergencies, outside of business hours, call #901-604-7069