Check Valve – Ductile Iron – Stemmed

Check Valve – Ductile Iron – Stemmed
Certified Lead Free*

• Ductile iron body
• Silicon bronze poppet
• Stainless Steel spring and nut
• Non-toxic polyester powder coat paint
• Valves 2-1/2″ – 6″ can be customized with 8 Round API Threads

* Silicon bronze components contain less than .05% (1/20 of 1%) Lead

All check valves furnished with Buna-N O-Ring, stainless steel spring, stainless steel washer and stainless steel locknut.

All valves 3/4″ through 1-1/2″ have a working pressure of 400 psi. All valves 2″ and larger have a working pressure of 600 psi.

Part No. Size Weight List Price
653SB 1 in. 1.3
654SB 1 1/4 in. 1.7
655SB 1 1/2 in. 2.1
680SB 2 in. 3.5
669SB 2 1/2 in. 15.3
670SB 3 in. 11.7
681SB 3 in.* 13.1
671SB 4 in. 21.5
674SB 5 in. 33.7
672SB 6 in. 44.5
683SB 6 in.* 60.2
673SB 8 in. 63.7
689SB 10 in. 110.0
* High Flow design
Ductile Iron Check Valve