Check Valve – Stemmed Ductile Iron w/ Break-off Plug

Check Valve – Stemmed Ductile Iron w/ Break-off Plug
Certified Lead Free*

• Ductile iron body
• Silicon bronze poppet
• Stainless Steel spring and nut
• Non-toxic polyester powder coat paint
• 1/2″ Break-off Plug standard
• 3/8″ Break-off Plug optional
• 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
668SB	2 1/2 in.	15.3
675SB	3 in.	12.3
685SB	3 in.*	13.4
676SB	4 in.	21.3
679SB	5 in.	34.0
677SB	6 in.	44.7
687SB	6 in.*	60.4
678SB	8 in.	64.0
690SB	10 in.	110.3
* High Flow design