| Feature | Specification |
| Part Number | 22195820 |
| Manufacturer | Ingersoll Rand (Genuine OEM) |
| Component Type | Thermal Element / Thermostatic Valve |
| Compatible Models | SSR Series (M55, M75, M90, M110), R-Series, Sierra Oil-Free |
| Opening Temperature | 160°F (71°C) / 170°F (77°C) - Model Dependent |
| Material | Brass / Stainless Steel / Specialized Thermal Wax |
| Function | Oil Temperature Regulation / Cooler Bypass |
| Recommended Change | Every 8,000 Hours (or when overheating occurs) |