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Special Characteristics
- Full Bore
- Lightweight
- Compact
- Economical
- Low maintenance
- Easily installed
- Tight shut-off (resilient seat)
- One moving part
- Retained disc
- One piece disc and shaft for maximum strength
| Model | 518 | 528 | 548 | 558 | 568 | 578 | 588 |
|---|---|---|---|---|---|---|---|
| Body | Bronze | Steel | 316 S.S. | Monel | Titanium | Hastelloy | D.S.S. |
| Seat Carrier | Bronze | 316 S.S. | 316 S.S. | Monel | Titanium | Hastelloy | D.S.S. |
| Disc | Bronze | 316 S.S. | 316 S.S. | Monel | Titanium | Hastelloy | D.S.S. |
| Seat | Metal | Suffix 'M' | |||||
| Viton | Suffix 'V' | ||||||
| P.T.F.E. | Suffix 'P' | ||||||