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Mueller Steam Specialty Control Chek 722 Check Valve, 300 lb, Ductile Iron Body, Compressed Fiber/EPDM Softgoods
TEKMAR 722 1-1/4" 4-WAY MIXING VALVE NPT THREADED
Specialty Check Valves
}
Brand: 
Mueller Steam Specialty Control Chek 722 Check Valve, 300 lb, Ductile Iron Body, Compressed Fiber/EPDM Softgoods
3044814
Product ID:3044814
Famous Supply
- Trim Material: 316 Stainless Steel
- Pressure Class: 300 lb
- Body Material: Ductile Iron
- Softgoods Material: Compressed Fiber/EPDM
CONTROL CHEK® valve is designed for installation in pump discharge piping where it performs triple duty. It acts as a spring loaded silent check valve, a shutoff valve, and a balancing valve. Used in conjunction with the Mueller Steam Specialty Suction Diffuser, it constitutes a compact and effective complete pump protection and isolation package.
- Features
- Warranty
- Standards & Approvals
| Disc is spring loaded to close the valve prior to flow reversal, protecting the pump and guarding against water hammer |
| Disc opens at 0.25 psi |
| Disc opens 1/3 in for each in of line size, allowing greater flow than similar products |
| Disc is fully guided with external threaded stem |
| Threaded stem allows flow adjustment from bubble tight shutoff to full flow |
| Position indicator ensures accurate and repeatable balancing through disc positioning in throttling service |
| Stem and yoke are external unwetted parts so are not subject to corrosion or erosion by line fluids |
| This is a design feature unique to the Mueller Steam Specialty CONTROL CHEK® |
| Field serviceable without the need for special tool |
| NPT drain plug at location C is standard |
| Class 300 non-shock |
| 302 stainless steel spring |
| EPDM O-ring and compressed fiber packing |
| Limited |
| ASTM A536 |
| ASTM A126-B Gland Flange |
| ASTM A536 Stem Guide |