- Durable nylon disc & shaft
- Appropriate force stainless steel spring
- Minimum pressure of 0.3 bar
| Size | D | H | Packing |
| 1/2" | 34 | 47 | 140(14) |
| 3/4" | 42 | 53 | 80(8) |
| 1" | 47.5 | 59 | 80(10) |
| 1-1/4" | 59 | 63.5 | 48(6) |
| 1-1/2" | 69 | 70 | 30(5) |
| 2" | 86 | 75 | 24(4) |
| 2-1/2" | 97 | 93 | 8(2) |
| 3" | 115 | 99 | 8(2) |
| 4" | 145 | 118 | 4(2) |



