Stainless Steel Taper Pin Shaft API609 Standard Butterfly Valve With Backed Seat
Specifications
| MSS Specifications | MSS SP-25, MSS SP-67 |
| Material | Ductile Iron |
| Maximum Pressure | 200 psi |
| Pressure Class | 200# |
| Schedule Class | 200 psi |
| Valve Body Style | Lug |
| Valve Operator | Locking Lever Handle |
| Valve Seat Material | Buna-N |
| Valve Size | 2in - 60in |
DESCRIPTION
- Buna-N molded-in seat liner
- Geometric drive
- Lug style
- Max temperature rating 180°F
- Not recommended for steam service
- Operating mechanism: Bare stem, infinite position plate and lock, lever lock, manual gear operator and pneumatic/electric automation
- Stainless steel stem with copper bushings
- Valve pressure rating 200 psi
| Item | Description | Material |
| 1 | Stem | Stainless Steel ASTM A582 416 |
| 2 | Collar Bushing | Brass |
| 3 | Stem Seal | Buna-N Rubber Nitrile |
| 4 | Body seat | Buna-N Rubber Nitrile |
| 5 | Nameplate | Aluminum |
| 6 | Upper Bushing | Copper |
| 7 | Liner | Buna-N Rubber Nitrile |
| 8 | Disc | Aluminum Bronze |
| 9 | Lower Bushing | Copper |
| 10 | Body Wafer | A351 CF8 |
| 11 | Body Lug | A351 CF8 |
