• Bronze cast body
• Bronze cast poppet
• Female threads
• VFD Compatible
All Simmons bronze check valves are CERTIFIED LEAD FREE and include Buna-N O-Ring, stainless steel spring, stainless steel washer, and stainless steel locknut. All valves ¾” through 1 ½” have a working pressure of 400 PSI, while valves 2” and larger have a working pressure of 600 PSI. Check valves rated for 190°F maximum temperature.
| Part No. | Size | Weight lbs |
| 601SB* | 1 | 1.3 |
| 602SB* | 1 1/4 | 1.7 |
| 603SB* | 1 1/2 | 2.1 |
| 604SB* | 2 | 3.6 |
| 606SB** | 1 | 1.3 |
| 607SB** | 1 1/4 | 1.7 |
*601-604 tappings: One 1/8″ inlet, Two 1/4″ outlets, One 1/8″ outlet.
**606-607 tappings: Two 1/4″ outlets.
Part No.
