Seat Options
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Swing Thru |
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Angle |
| Suitable for most applications, this type is furnished as standard. Good for clean or dirty service, any temperature range. Clearance depends upon temperature. (Available in all sizes.) | Clockwise to close is standard. Suitable for minimum leakage where service conditions are clean, and temperature is under 500°F, (Available up to 30 inch sizes.) | ||
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Metal Step |
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Tadpole Step |
| Clockwise to close is standard. Suitable for minimum leakage requirements above 500°F, provided service conditions are clean. (Available in all sizes.) | Clockwise to close is standard. Suitable for minimum leakage requirements up to 1200°F, depending on various materials available, and provided service conditions are clean. Slightly better shut-off than metal step seat. (Available in sizes starting at 6" and up.) |
More Accessories offered by PDC:
- PDC Combination 10-Position Positive
Locking &
Infinite Throttling Lever - PDC Automation Packages
- PDC 3-Way Assemblies for Metal or Rubber
Seated
125-150 lb. Flanging - PDC Universal Brackets & Linkages
- Types of Stuffing Boxes
- Seat Options
- Shaft Options
- Metal Seat Material Options