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