Armstrong 516837-303 FSA 2-1/2" Flo-Trex Valve Straight Angle
Armstrong 516837-303 FSA 2-1/2" Flo-Trex Valve Straight Angle
Couldn't load pickup availability
TIPS Contract Vendor
We are an officially awarded purchasing cooperative vendor.
📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →| Performance Parameter | Engineering Baseline Value |
|---|---|
| Manufacturer Part Number (MPN) | 516837-303 |
| Model Designation | FSA Flo-Trex |
| Connection Size | 2-1/2" |
| Valve Orientation | Straight Angle |
Efficiently manage your hydronic system's discharge side with the versatile Armstrong Flo-Trex Valve. The 516837-303 model is an engineering-grade solution designed to safeguard your pumping equipment from backflow and cavitation, ensuring long-term operational efficiency. By integrating multiple essential functions into one compact footprint, this component minimizes piping complexity in professional HVAC installations.
This multifunctional device acts as a shut-off valve, a non-slam check valve, a flow throttling valve, and a 90° elbow. This streamlined architecture reduces installation time and minimizes potential leak points while allowing for precise flow control and simplified maintenance access for your mechanical room.
Key System Performance Baselines:
- Pump Protection: Prevents damage from backflow and system surge conditions.
- Flow Control: Features precise throttling capabilities to balance system pressure.
- Space Optimization: Replaces four individual components with one high-performance 90° elbow assembly.
- Non-Slam Operation: Engineered to eliminate water hammer and silent check valve closure.
⚠️ Application Profile: Recommended for use on the discharge side of commercial pumping equipment, mechanical room hydronic loops, and chilled or hot water distribution systems.
