Elastomer MaterialVitonMetal Parts MaterialStainless SteelOperating Height1.625 inPressure Rating150 psiRetainer & Drive MaterialStainless SteelRotating Face MaterialCarbonSeal Head OD1.937 inSeat OD1.875 inSeat Seal TypeO-RingSeat Thickness0.437 inShaft Diameter1-1/4 inSpring & Spring Holder MaterialStainless SteelStationary Seat MaterialNi-resistTemperature Rating400 °FType21
| Elastomer Material | Viton |
| Metal Parts Material | Stainless Steel |
| Operating Height | 1.625 in |
| Pressure Rating | 150 psi |
| Retainer & Drive Material | Stainless Steel |
| Rotating Face Material | Carbon |
| Seal Head OD | 1.937 in |
| Seat OD | 1.875 in |
| Seat Seal Type | O-Ring |
| Seat Thickness | 0.437 in |
| Shaft Diameter | 1-1/4 in |
| Spring & Spring Holder Material | Stainless Steel |
| Stationary Seat Material | Ni-resist |
| Temperature Rating | 400 °F |
| Type | 21 |