Description
The Armstrong Fluid Technology 816665-000 is a precision-engineered sleeve-type coupler assembly built for reliable, long-term performance in commercial HVAC and plumbing pump systems. Designed specifically for S&H Series and 1060 Series circulating pumps, this replacement part restores secure component connections and keeps your system running at peak efficiency.
Product Highlights
Engineered for a precise fit in S&H and 1060 Series pump assemblies, this sleeve-type coupler delivers a stable, vibration-resistant connection between pump shafts. Built to withstand the demands of continuous commercial operation, it is an essential maintenance component for facilities that rely on uninterrupted heating and plumbing circulation.
Key Features
- Sleeve-type design for secure, stable shaft-to-shaft connection
- 5/8″ x 5/8″ shaft dimensions for precise fit and easy installation
- Compatible with S&H Series and 1060 Series pump systems
- Engineered for durability under continuous commercial HVAC and plumbing demands
- Direct OEM replacement — restores original performance and efficiency
Technical Specifications
- Brand: Armstrong Fluid Technology
- MPN: 816665-000
- Model: 4J5/8-4JE-4J5/8
- Shaft Size: 5/8 inch x 5/8 inch
- Part Type: Coupler Assembly (Sleeve-Type)
- Compatible Pump Models: H63, H64, H65, H66, H67, H68, S69, 1060 Series
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