Texas Belting & Supply stocks 367 HDR Series - Cast Iron - HDR-series cast-iron helical shaft-mount reducers combine the convenient shaft-mount install with high-efficiency helical gearing and a rugged cast housing for heavier, dirtier duty than aluminum units. Available, with in-stock items that typically ship same-day. Call (888) 203-2358 for sizing help.
Common Applications
- Heavy screw and belt conveyors
- Aggregate, mining, and bulk handling
- Continuous-duty shaft-mounted drives
- Outdoor and dusty environments
Frequently Asked Questions
HDR vs SMR - which is heavier duty?
HDR uses cast-iron housings and helical gearing for higher efficiency and torque than the original SMR. Choose HDR for continuous or heavier loads.
Is a stainless version available?
Yes - SSHDR stainless models suit washdown and corrosive areas. See the stainless collection.
Are bushings and torque arms included?
Bushing kits and torque arms are ordered to match your shaft - see the HDR accessories.
Selection help: Reducer series comparison · Reducer sizing guide
Need help selecting HDR Series - Cast Iron?
Our Houston team will spec it with you.
Call (888) 203-2358