






Swagelok Whitey 151 SR Actuator
| Category | Parameter |
|---|---|
| Actuator Type | Pneumatic, spring-return (single-acting) |
| Rotation Angle | 180° (half-turn), suitable for ball and similar valves |
| Series | 151 Series (compact, small-stroke, gear transmission) |
| Air Displacement | ~3.0 in³ (49.2 cm³) |
| Weight | 0.7 kg |
| Maximum Recommended Air Pressure | 200 psi (13.8 bar) – maximum pneumatic supply pressure for the actuator |
| Operating Medium | Standard compressed air or inert gas |
| Operating Temperature Range | −20 °F to +200 °F (−28 °C to +93 °C) |
| Housing | Anodized cast aluminum alloy with black urethane exterior — lightweight yet strong for industrial use |
| Piston | Cast aluminum alloy — durable and corrosion-resistant for pneumatic cycles |
| Output Shaft | Hardened stainless steel 416 — high strength for reliable valve stem operation |
Swagelok Valve Body SS-41GXS2-51S
- Material: 316 stainless steel
- Pressure range: 2500 PSIG
- Temperature range: 100°F - 300°F