A Bonomi Group company
Gear operated Wafer butterfly valves full port.
• Epoxy coated cast iron wafer body.
• Pressure rating: 250psi water (40°F to 80°F).
• Food grade EPDM resilient seat -30°F to 250°F.
• Low turn ratio.
• API609 face to face flange.
• Floating dual shaft disc design.
• IP54 enclosure.
• MSS SP 67 compliant.
• No pins in disc prevent potential leak points.
• NSF certified for drinking water service (EPDM seats only).
• Dead end service to 100 psi.
G530S: VITON® SEATS - size 2” to 12”.
G540S: BUNA-N SEATS - size 12” to 12”.
| Position | Part name | Material | N.° pieces |
|---|---|---|---|
| 1 | BODY | CAST IRON | 1 |
| 2 | SEAT | EPDM (30F TO 250F) | 1 |
| 3 | LOWER SHAFT | AISI 416 | 1 |
| 4 | DISC G500N | IRON NYLON 11 | 1 |
| 5 | UPPER SHAFT | AISI 416 | 1 |
| 6 | LOCATING PIN | CARBON STEEL | 1 |
| 7 | BUSHING | PTFE | 1 |
| 8 | O-RING | EPDM | 1 |
| 9 | GEAR | CAST IRON | 1 |
| SIZE | ISO 5211 | ⧄B | A | B | L | H | M | N | Ødo | ØK | Z-Ød | Øg | F | ØD1 | N°-DH | Weight Lbs | Seat Torque 100 psi | Seat Torque 200 psi | Cv (GPM@ 1 psi) 50% OP | Cv (GPM@ 1 psi) 100% OP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 1/2" | F05 | 9 mm | 7.24 | 2.97 | 1.61 | 13.12 | 4.75 | 6.00 | 0.50 | 3.03 | 4-0.28 | 1.38 | 0.12 | 4.74 | 4-0.75 | 16.3 | 111 | 133 | 35 | 108 |
| 2" | F05 | 9 mm | 7.60 | 3.15 | 1.65 | 13.93 | 4.75 | 6.00 | 0.50 | 3.03 | 4-0.28 | 1.38 | 0.12 | 4.74 | 4-0.75 | 17 | 126 | 146 | 49 | 146 |
| 2 1/2" | F05 | 9 mm | 8.15 | 3.50 | 1.76 | 14.83 | 4.75 | 6.00 | 0.50 | 3.03 | 4-0.28 | 1.38 | 0.12 | 5.49 | 4-0.75 | 18.6 | 134 | 167 | 84 | 284 |
| 3" | F05 | 9 mm | 8.38 | 3.74 | 1.78 | 15.31 | 4.75 | 6.00 | 0.50 | 3.03 | 4-0.28 | 1.38 | 0.12 | 6.00 | 4-0.75 | 19.9 | 205 | 223 | 128 | 547 |
| 4" | F07 | 11 mm | 9.13 | 4.49 | 2.05 | 16.8 | 4.75 | 6.00 | 0.62 | 3.54 | 4-0.35 | 2.17 | 0.12 | 7.50 | 4-0.75 | 22.3 | 339 | 386 | 195 | 844 |
| 5" | F07 | 14 mm | 9.60 | 5.00 | 2.14 | 17.78 | 4.75 | 6.00 | 0.75 | 3.54 | 4-0.35 | 2.17 | 0.12 | 8.50 | 4-0.87 | 26.9 | 523 | 602 | 320 | 1375 |
| 6" | F07 | 14 mm | 10.16 | 5.47 | 2.20 | 18.81 | 4.75 | 6.00 | 0.75 | 3.54 | 4-0.35 | 2.17 | 0.12 | 9.50 | 4-0.87 | 28.7 | 677 | 996 | 418 | 1882 |
| 8" | F10 | 17 mm | 12.01 | 6.89 | 2.34 | 24.73 | 8.35 | 9.84 | 0.87 | 4.92 | 4-0.47 | 2.76 | 0.14 | 11.75 | 4-0.87 | 57.8 | 1205 | 1864 | 745 | 3340 |
| 10" | F10 | 22 mm | 13.27 | 7.99 | 2.58 | 27.03 | 8.35 | 9.84 | 1.12 | 4.92 | 4-0.47 | 2.76 | 1.40 | 14.25 | 4-1.00 | 70.9 | 1890 | 3140 | 1264 | 5475 |
| 12" | F10 | 22 mm | 15.04 | 9.53 | 3.03 | 30.34 | 9.06 | 8.94 | 1.24 | 5.51 | 4-0.47 | 2.76 | 1.40 | 17.00 | 4-1.00 | 104.6 | 2808 | 4767 | 1905 | 8270 |
