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The Ghibson 550P Wafer Style Butterfly Valve features PTFE FDA approved Epoxy coated ductile iron (EN-GJS 400-15), Stainless Steel disc, PTFE seat -70°F to +392°F, Floating dual shaft disc design, 250 PSI rating (2" to 8") 150 PSI (10"-12"). Also features no pins in disc prevent potential leak points.
Available in sizes from 2" to 12".

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The Ghibson 550P Wafer Style Butterfly Valve Stainless Steel disc PTFE seat, manually operated valve Full Port features:
- Epoxy coated ductile iron (EN-GJS 400-15) Wafer body.
- ISO 5211 direct mounting pad/square stem.
- PTFE seat -70°F to +392°F
- Brida cara a cara API 609
- API 609 face to face flange
- Floating dual shaft disc design
- Pressure rating 250 psi: 2”- 8” and 150 psi: 10”-12”
- MSS SP 67 compliant
- No pins in disc prevent potential leak points
- FDA approved PTFE coating
- Stainless steel body available on request.
Models
- 550P: size 2” to 12”
- G550P: GEAR OPERATED VERSION size 2” to 12”.
Summary Specifications (Please see attachment for full specs.)
Size 2" 2 1/2" 3" 4" 5" 6" 8" 10" ** 12" ** ISO 5211 F07 F07 F07 F07 F07 F07 F10 F10 F10 Seat Torque lb/in (250psi) 221 248 487 584 752 885 1938 Seat Torque lb/in (100psi) 142 177 354 451 531 620 1283 1947 2478 Weight (in lbs.) 11.46 13.01 13.67 18.96 23.92 27.67 33.51 54.01 70.55 ** Available in Bare Stem or Gear operated versions only
Detailed Valve Specifications
Please refer to the image below for specification. Click on the image to expand
Ghibson 550P Valve Specification Ghibson 550P- 550P
Data sheet
- Valve Type
- Butterfly Valve
- Valve Size
- 2" 2.5 (2 1/2") 3" 4" 5" 6" 8" 10" 12"
- Valve Temperature Range
- -70°F to +392°F (-27° to 200° C)
- Valve Body Material
- Ductile Iron Expoxy coated
- Valve Disc Material
- Stainless Steel
- Valve Connection
- Wafer Style Flanged
- Valve PSI
- 720
- Valve Configuration
- 2-Way
- Valve Operation
- Manual
- Valve Seat
- PTFE
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