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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Buy SD-3 series products at Installation Parts Supply for fast availability and professional advice. Our staff assists installers and specifiers in locating the correct parts and offers speedy shipping nationwide.
This small-footprint valve boasts a rugged stainless steel housing and lead-free build for compliant installations. 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 handles typical commercial pressures and temperatures while simplifying integration with 3/8 in connections.
Depend on Installation Parts Supply for real parts, expert support, and the installation specs needed to smooth out projects and keep beverage lines running reliably.
Overview Of The SD-3 Dual Check With Atmospheric Vent
Here is a concise snapshot of the SD-3 design and capabilities so technicians can verify the fit immediately.
Key build and materials: The unit uses a stainless steel shell and a compact steel body. Lead-free manufacturing aids code compliance and secures safe potable water links.
Operational Performance And Safety
The dual-check arrangement with an atmospheric vent provides a visual sign of check valve function. The built-in strainer cuts down on sediment, assisting the checks in running smoothly and enduring longer.

Ratings And Connections
- Top working pressure: 150 psi and designed for typical beverage line pressure needs.
- Maximum temperature: 130°F for normal dispensing environments.
- Standard 3/8 in female NPT inlet and 3/8 in flare outlet for easy hookups.
| Spec | Details | Benefit |
|---|---|---|
| Housing material | Stainless Steel (SS) | Resists rust |
| Filter | Included | Less debris, longer life |
| Type | Dual check with atmospheric vent | Easy visual safety check |
Technical Specifications And Features
Purpose and build: This small device is engineered for water and beverage systems where reliability and space are critical.
The stainless steel housing and finish resist rust and survive in demanding service areas. Lead-free construction supports code compliance and safe potable connections.
- Pressure & temperature: Continuous pressure operation with a maximum working rating of 150 psi and a top temperature of 130°F.
- Connections: Standard 3/8 inch female NPT inlet and 3/8 inch flare outlet streamline installs and replacements.
- Safety: The dual check structure with an atmospheric vent delivers defense against backpressure and visual check status.
- Seals: Santoprene discs and a Noryl seat deliver reliable sealing for the check valve components.
- Filtration: Integrated wye-pattern strainer catches debris and decreases maintenance intervals.
| Attribute | Detail | User Advantage |
|---|---|---|
| Body material | Stainless steel | Durable, corrosion resistant |
| Maximum working pressure | 150 psi | Handles typical dispensing pressure |
| Integrated Strainer | Wye-pattern pattern strainer | Protects checks, reduces servicing |
| Model Series | SD-3 | Engineered for beverage line integration |
Installation Parts Supply supplies installation instructions and spec sheets to help engineers and mechanics select the correct series components fast.
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.
Perfect For Cafés, Bars, And Vending Machines
The SD-3 adapts to common dispensing hardware and supports carbonated drink machines and beverage dispensers in busy locations.
The compact dimensions make installation easy and keep lines organized while guarding product and gear against backflow risks.
Atmospheric Vent For Clear Service Cues
The atmospheric vent provides a visual cue so personnel can detect issues early on. This port supplies visual indication of the second check valve’s status.
If there is a failure second check, the port provides visual cues for fast maintenance and reduced downtime.
Model Numbers And Ordering Data
Unit: SD-3 (Lead Free). EAN: 098268848953. Part No.: 0061657.
| Item | Info | Advantage |
|---|---|---|
| Connections | 3/8 in NPT inlet / 3/8 in flare outlet | Easy hookup to beverage lines |
| Filter Element | Yes – port strainer carbonated design | Guards checks, lowers clogs |
| Documentation | Spec sheet and install guide | Precise ordering using EAN/UPC |
We keep the SD-3 in stock for beverage service experts. Purchase from Installation Parts Supply to keep dispensing machines running and get fast assistance specifying the right hardware.
Summary
Looking for a compact dual check valve with an atmospheric vent? Installation Parts Supply makes ordering simple and fast.
The SD-3 pairs a stainless steel body with an integrated strainer and clear atmospheric port feedback. This check valve handles typical dispensing pressure and simplifies service with visible vent cues.
Purchase with assurance: utilize EAN 098268848953 or Part No. 0061657 to reorder the correct valve configuration. Contact Installation Parts Supply for expert help matching connections and documents so your beverage and water lines keep operating.