Hose Bibb Valve | RW-301AB Series | MNPT × Hose Thread | Lead-Free Brass
Hose Bibb Valve | RW-301AB Series | MNPT × Hose Thread | Lead-Free Brass
Red-White Valve’s RW-301AB Lead-Free Brass Hose Bibb delivers dependable performance and full drinking-water safety for residential or commercial systems. Built as part of the ECO-VALVE line, this rugged bibb uses lead-free brass (ASTM B283 C27450) and precision threads to ensure smooth, leak-free operation in outdoor faucet, irrigation, and hose applications.
Certified to AB1953 and NSF/ANSI 61 & 372, the RW-301AB meets the U.S. EPA Drinking Water Act requirement (≤ 0.25 % lead content). It features a male NPT inlet × male hose outlet configuration and includes an optional solder joint capability on the ½″ size for flexible installation.
Key Features
- Certified Lead-Free Construction — NSF/ANSI 61 & 372 and AB1953 compliant for safe potable-water systems.
- MNPT × Hose Thread Design — Meets ASME B1.20.1 (NPT) and ASME B1.20.7 (NH) standards for broad compatibility.
- ½″ Dual Connection Option — Accepts threaded or solder joint connection for easy retrofits and repairs.
- High-Performance NBR Seat — Ensures tight sealing and long-term durability under pressure.
- Rated 125 PSI CWP @ 180 °F — Ideal for residential and commercial outdoor water use.
- Eco-Valve Design — Constructed with less than 0.25 % lead content by wetted surface area for environmental compliance.
Pressure / Temperature Rating
| Pressure Rating | Temperature Range |
|---|---|
| 125 PSI CWP | Up to 180 °F maximum |
Dimension / Weight
| Size | T | S | F | A [in] | C [in] | H [in] | P [in] | D [in] | Wt [lb] |
|---|---|---|---|---|---|---|---|---|---|
| ½″ | ½-14 NPT | 0.627-0.631 | ¾-11.5 NH | 3.03 | 0.61 | 2.80 | 0.37 | 0.61 | 0.36 |
| ¾″ | ¾-14 NPT | — | ¾-11.5 NH | 3.15 | 0.62 | 2.80 | 0.37 | — | 0.38 |
Material Construction
| # | Part | Material | Specification |
|---|---|---|---|
| 1 | Body | Lead-Free Brass | ASTM B283 C27450 |
| 2 | Seat | NBR | — |
| 3 | Seat Disc | Lead-Free Brass | ASTM B283 C27450 |
| 4 | Stem | Lead-Free Brass | ASTM B283 C27450 |
| 5 | Packing | NBR | — |
| 6 | Packing Nut | Lead-Free Brass | ASTM B283 C27450 |
| 7 | Handle | Lead-Free Brass | ASTM B283 C27450 |
| 8 | Handle Screw | Lead-Free Brass | ASTM B283 C27450 |
Warning (California Prop 65): This product can expose you to chemicals including lead, known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.