Eye-opening statistic: Nearly one in twenty commercial beverage dispensing lines encounter service trouble linked to backflow risks annually, compromising safety and efficiency in venues across the United States.
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Explore the SD-3 series at Installation Parts Supply for rapid delivery and knowledgeable support. Our team helps specifiers and installers find the right components and ships fast across the country.
The compact valve features a durable stainless steel body and lead-free construction for code-friendly installs. A robust body and built-in strainer allow for enduring performance in demanding water and drink dispensing systems.
This dual check design with an atmospheric vent gives clear, visual indication of check performance. It withstands regular commercial pressures and heat while simplifying installation with 3/8 inch connections.
Count on Installation Parts Supply for genuine parts, helpful support, and the specification and installation literature needed to streamline projects and keep dispensing lines reliable.
The SD-3 Dual Check Valve With Vent Explained
This is a quick guide to the SD-3 performance and design, allowing installers to verify compatibility fast.
Key build and materials: The unit uses a stainless steel shell and a compact steel body. The lead-free build promotes compliance with codes and safe potable connections.
Operational Performance And Safety
The dual check system with an atmospheric vent affords visible indication of the check’s status. An internal strainer minimizes sediment, allowing the checks to function smoothly and last longer.

Pressure Ratings And Connection Specs
- Maximum pressure rating: 150 psi, suitable for common beverage line demands.
- Maximum temp: 130°F suited for normal dispensing conditions.
- Regular 3/8 inch female NPT inlet and 3/8 inch flare outlet for quick hookups.
| Attribute | Details | Plus |
|---|---|---|
| Body material | Stainless steel | Resists rust |
| Filter | Yes | Less debris, longer life |
| Type | Dual check w/ atmospheric vent | Simple visual safeguard |
Technical Specifications And Features
Main construction: This space-saving unit is made for beverage and water applications where space and reliability are important.
The stainless steel finish and body withstand corrosion and hold up in busy service environments. The lead-free structure aids in code compliance and ensures safe potable connections.
- Pressure and Temp: Continuous pressure function with a max working rating of 150 psi and a peak temp of 130°F.
- Port Sizes: Standard 3/8 inch female NPT inlet and 3/8 inch flare outlet streamline installs and replacements.
- Safety: A dual check architecture with an atmospheric vent offers backpressure defense and a visual indication of check status.
- Sealing materials: Santoprene discs coupled with a Noryl seat ensure reliable sealing for the valve parts.
- Filtration: Included wye pattern straining holds back debris and lowers the frequency of maintenance.
| Attribute | Detail | Benefit |
|---|---|---|
| Construction material | Stainless steel | Long-lasting, rust resistant |
| Max Pressure | 150 PSI | Manages standard dispensing pressure |
| Integrated Strainer | Wye-pattern pattern strainer | Protects checks, reduces servicing |
| Model Series | SD-3 | Engineered for beverage line integration |
Installation Parts Supply delivers specification sheets and installation directions to aid installers and engineers in specifying the proper series components rapidly.
Watts Asse 1022 Backflow Preventer Use Cases And Buying Info
Order securely: Installation Parts Supply inventories the SD-3 model for dispensing machinery and offers speedy shipping in the U.S. plus friendly technical support.
Great For Coffee Shops, Bars, And Vending Gear
The SD-3 suits standard dispensing gear and supports beverage machines and carbonated drink units in high-traffic spots.
Its small size simplifies installations and keeps lines neat while shielding equipment and product from check valve backflow dangers.
Atmospheric Vent For Obvious Maintenance Signals
The atmospheric vent offers visual indication so employees can catch problems early. This port supplies visual indication of the second check valve’s status.
Should the second check fail, the port offers visual signs for quick maintenance and lower downtime.
Model And Ordering Details
Unit: SD-3 (Lead Free). EAN: 098268848953. Part No.: 0061657.
| Attribute | Data | Benefit |
|---|---|---|
| Port Types | 3/8″ NPT in / 3/8″ flare out | Easy hookup to beverage lines |
| Strainer | Yes – port strainer carbonated design | Guards checks, lowers clogs |
| Documentation | Spec sheet and install guide | Accurate ordering with upc/EAN |
We stock the SD-3 for beverage service pros. Buy from Installation Parts Supply to keep drink machines operating and receive quick aid in specifying the correct gear.
Wrap Up
In need of a compact dual check valve featuring an atmospheric port? Installation Parts Supply makes the ordering process easy and quick.
The SD-3 combines a stainless steel body with a built-in strainer and clear atmospheric vent feedback. This check valve copes with typical dispensing pressures and streamlines maintenance via visible vent cues.
Order with confidence: use the EAN 098268848953 or Part No. 0061657 to reorder the exact valve configuration. Contact Installation Parts Supply for friendly help matching connections and documentation so beverage and water lines keep running.