ST Series Resilient Seated Butterfly Valves

Resilient Seated Butterfly Valve Description
The STW/STL is a resilient seated 125/150, ductile iron wafer style (STW) or lug style (STL) butterfly valve available with either BUNA-N or EPDM seats and a choice of disc materials (316SS, nickle plated ductile iron, or bronze). It can be equipped with a manual handle or with pneumatic or electric actuators. A full range of accessory items are available including limit switches, solenoid valves, positioners and manual override devices.

Features & Benefits
Silicone Free
Economy & high performance
One-piece body construction and self-centering disc.
Seat facing acts as flange gasket.
3 shaft bushings support actuation.
Shaft sealing against external leakage
Meets MSS SP-67 and API-609 specs.
Complete line of accessories

Return to Products Section
Construction Worker

Not seeing a particular item you're looking for?

Contact Us

Chances are we have it.

Due to the multitude of available parts and pieces, new releases, product discontinuations, replacements, etc., it's possible the item in question or its equivalent is either in stock or otherwise available. We strive to display as much of our products and information online as possible. If we've missed the one you're looking for, we want to know.