Sight Glass – SGP
The Hydroline SGP (Sight Glass Plastic) is a specialized visual indicator designed for monitoring fluid levels and conditions within hydraulic reservoirs and storage tanks. It serves as a critical maintenance tool, allowing operators to detect fluid aeration, foaming, or contamination without opening the system.
- Operating Pressure : High Performance Range
- Application : Industrial & Mobile Systems
About this item
The Hydroline SGP (Sight Glass Plastic) is a tank accessory designed for visual monitoring of fluid levels and conditions in hydraulic systems and oil reservoirs. Unlike the metal-bodied SGA series, the SGP typically features a transparent polyamide lens and is widely used for industrial and construction applications.
| Feature | Specification |
|---|---|
| Model | Hydroline SGP (Sight Glass Plastic) |
| Lens Material | Transparent Polyamide (Shock-resistant) |
| Body Material | High-grade Plastic or Stainless Steel |
| Seals | Buna-N / Nitrile (NBR) |
| Max Temperature | 80°C (176°F) |
| Compatible Fluids | Mineral oils, Petroleum-based, Water-based fluids |
| Standard Thread | 3/4″ BSPP (G3/4) |
| Primary Use | Hydraulic oil level and condition monitoring |






















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