Description
Bell & Gossett 118708 Coupler — 1/2″ x 3/4″
The Bell & Gossett 118708 is a precision-engineered shaft coupler designed to connect a 1/2″ bore to a 3/4″ bore, making it an essential power transmission component for hydronic circulator pumps and related HVAC hydronic system applications. Engineered to Bell & Gossett’s exacting standards, this coupler ensures reliable torque transfer between motor and pump shafts, minimizing vibration and maintaining system efficiency over the long term.
Key Features
- Bore sizes: 1/2″ x 3/4″ for flexible shaft pairing
- Genuine Bell & Gossett OEM replacement part
- Designed for use with Bell & Gossett circulator pumps and hydronic systems
- Precision fit for reliable torque transmission and reduced vibration
- Durable construction for long service life in demanding hydronic applications
- Direct drop-in replacement to simplify maintenance and minimize downtime
Applications
- Hydronic heating and cooling circulator pumps
- Boiler system pump assemblies
- HVAC pump motor-to-shaft connections requiring 1/2″ to 3/4″ coupling
Why Choose Genuine Bell & Gossett Parts?
Using OEM Bell & Gossett replacement components ensures compatibility, maintains system warranties, and delivers the performance reliability that engineers and contractors depend on. The 118708 coupler is the correct factory-specified part for applicable Bell & Gossett pump models, providing a straightforward, confidence-inspiring repair or rebuild solution.
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