3322AB Lead Free Brass Threaded Water Heater Isolation Valve Kit
Ensure safety, durability, and effortless control for your plumbing system with the 3322AB Lead-Free Brass Isolation Valve Kit. Engineered for residential and commercial water heater applications, this full-port valve combines robust construction with certified safety standards to deliver reliable performance under high-pressure conditions.
Key Features & Specifications
- 600# WOG Rating: Designed for non-shock applications (Water, Oil, Gas) up to 600 PSI.
- Lead-Free Brass Construction: Compliant with AB1953 and NSF/ANSI/CAN 61 & 372 certifications for safe drinking water use.
- ¼-Turn Operation: Smooth, quick shutoff with a durable T-handle (blue for cold water applications).
- Full-Port Design: Minimizes flow restriction for optimal water pressure.
- Blow-Out Proof Stem: Reinforced stem design prevents failure under high pressure.
- Adjustable Packing: PTFE packing rings ensure long-term leak-free performance.
- FNPT x FNPT Connections: ASME B1.20.1-NPT threaded ends for secure, universal compatibility.
- Premium Components: Includes Cr-plated brass ball, PTFE seats, EPDM O-rings (NSF-approved), and zinc-plated steel hardware for corrosion resistance.
Why Choose the 3322AB Valve?
- Certified Safety: Meets strict lead-free requirements and NSF standards for potable water systems.
- Durability: Precision-machined lead-free brass (ASTM B927) and corrosion-resistant materials ensure decades of service.
- Easy Maintenance: Adjustable packing nut simplifies repairs without disassembling the valve.
- Cold Water Specific: Blue T-handle identifies cold water service (3322AB model) for quick visual reference.
Ideal for water heaters, boilers, and industrial plumbing systems requiring reliable isolation control. Upgrade to a valve engineered for safety, longevity, and effortless operation.
*Includes all components listed in the specifications table for complete installation.
FNPT = Female National Pipe Taper Thread | WOG = Water, Oil, Gas
Compliance: AB1953, NSF/ANSI/CAN 61 & 372, ASME B1.20.1-NPT.
Material Certifications: ASTM B927 (Brass), ASTM B85 (Aluminum), ASTM A36 (Steel).
🔧 Easy to Install | Built to Last 🔧
Di m e n s i o n , Weight
| Size | Φ [in] | A [in] | H [in] | P [in] | Wt. [lb] |
|---|---|---|---|---|---|
| ¾³ | ¾ - 14 NPT | 3.54 | 1.66 | 0.73 | 0.92 |
Material
| Part | Material | Specification |
|---|---|---|
| 1 | Body | Lead Free Brass ASTM B927 C27450 |
| 2 | Fixed end | Lead Free Brass ASTM B927 C27450 |
| 3 | Ball | Lead Free Brass / Cr plated ASTM B927 C27450 |
| 4 | Seat | PTFE PTFE |
| 5 | Stem | Lead Free Brass ASTM B927 C27450 |
| 6 | Packing ring | PTFE PTFE |
| 7 | Packing nut | Brass ASTM B283 C37700 |
| 8 | T-handle * | Aluminum ASTM B85 |
| 9 | Handle nut | Steel /Zn plated ASTM A36 |
| 10 | Union nut | Brass ASTM B283 C37700 |
| 11 | Union | Lead Free Brass ASTM B927 C27450 |
| 12 | O-ring | EPDM Perox NSF approved |
3322AB: Blue