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- The Apollo® LD141/WD141 Series Ductile Iron Butterfly Valves are ideal for use in Industrial and HVAC/Mechanical applications. The WD141 Series is a wafer style valve and the LD141 Series is a companion lug style.
Apollo™ Apollo International™ Butterfly Valve, Lead Free Wafer Style, Series: WD141, 4 in Nominal, 200 psi, -30 to 275 deg F, 10-Position Handle Actuator, 7.88 in Top to Inlet Center, Ductile Iron Body, Aluminum Bronze Disc and EPDM Seat Trim, Buna-N Softgoods
- Compatible with ANSI 125 lb and 150 lb flanges
- ISO 5211 top plate allows choice of Apollo® pneumatic actuators and manual operators
- 3 to 24 in meet performance requirements of AWWA C-504
- Polished disc edge ensures long seat life, minimal torque
- ASTM A276 416 stainless steel shaft
- WD Model: A 1-piece wafer design with flange locating holes in larger sizes
- Through shaft assures positive disc positioning and dependable performance
- Square shaft-to-disc connection provides a robust shaft-to-disc connection without pins or bolts
- Shaft equipped with weather seal to prevent external media from entering the shaft bore
- Isolates body from process media
- Valves are equipped with a stretch-resistant, non-collapsible blow-out proof seat
- Phenolic stiffener ring, resilient seated
- Seat design eliminates the need for flange gaskets
- Designed to dimensions for easy mounting of Apollo® actuators and manual operators
- Supports shaft at three locations to enhance shaft alignment and absorb actuator side thrusts
- Precision machined disc edge creates Bubble tight shut-off, primary seal
- -30 to 275 deg F black EPDM seat
- Lead free: the wetted surfaces of this product shall contain no more than 0.25% lead by weighted average
- Buna-N stem seal
- Body MaterialDuctile IronNominal Size4 inSoftgoods MaterialBuna-NTypeWafer StyleActuator Type10-Position HandleManufacturerApollo ConbracoManufacturer #WD-141-04-B-E-1-1Pressure Rating200 psiSeriesWD141Temperature Rating-30 to 275 degFTop to Inlet Center7.88Trim MaterialAluminum Bronze Disc and EPDM Seat