Value Brand 1/4" Swing Check Valve Bronze PTFE 300 psi 4 gpm
Bronze swing check valve with PTFE seal handles 300 psi water pressure and 4 gpm flow in horizontal or vertical mounting
- Size1/4 in
- Bronze body resists corrosion in water systems
- PTFE seal handles temperatures from -20 to 406 °F
- 300 psi water rating supports high-pressure lines
- 750 to 1.000 psi cracking pressure opens with minimal flow
- 4 gpm full-flow capacity maintains efficient throughput
1/4" Bronze Swing Check Valve
The valve uses an inline swing mechanism with a bronze body and PTFE seat to provide full flow in a 1/4 inch FNPT connection. It is rated for 300 psi water pressure and 150 psi steam pressure with a cracking pressure between .750 and 1.000 psi.
Suits low-pressure water
Installers who require a larger pipe diameter, a different connection type such as solder or press-fit, or a cracking pressure outside the .750 to 1.000 psi range should select another valve. The bronze construction also makes it unsuitable for systems requiring lead-free materials.
Cracking pressure .750 to 1.000 psi
This narrow spring range determines whether the disc opens reliably at the system's minimum flow condition. If the application demands a higher or lower opening threshold, the valve will not function as intended.
How it compares
Measured against everything we stock in Bath Accessories & Soap Dispensers, at today’s prices. Recalculated every night.
- Price $14.99
- Cheaper than about 80% of the 1,499 comparable items (median $39.99).
Specifications
| Product | |
|---|---|
| Brand name | ZORO SELECT |
| Product type | Other |
| Size & build | |
| Size | 1/4 in |
Questions about this item
How much heat can the bronze body and PTFE seal handle in continuous service?
The valve is rated for a maximum temperature of 406 °F and a minimum of -20 °F, so the materials withstand sustained hot-water or steam lines within that range.
What pipe threads must my existing plumbing have to connect this valve?
It uses 1/4-inch FNPT female threads on both ends, so the mating pipe or fittings need matching 1/4-inch MNPT male threads.
Will the 0.750-to-1.000 psi cracking pressure let gravity-fed tanks open the valve reliably?
Yes, the low cracking pressure of 0.750 to 1.000 psi allows the swing disc to open under very light head pressure typical of gravity-fed systems.
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