| Parameter | Description | Common Value / Example |
|---|---|---|
| Shaft Diameter (d) | Inner diameter that fits the shaft | e.g., 50 mm |
| Housing Bore (D) | Outer diameter that fits the housing | e.g., 72 mm |
| Width (W) | Axial thickness of the seal | e.g., 10 mm |
| Material | Primary elastomer type | NBR, FKM, SIL, ACM |
| Temp. Range | Continuous operating temperature | e.g., -40°C to +120°C |
| Speed | Max. surface speed | e.g., 15 m/s |
| Pressure | Max. pressure capability | Typically ≤ 0.5 bar |
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| Category | Performance Parameter | Typical Value / Example |
|---|---|---|
| Material | Elastomer | Nitrile Rubber (NBR) |
| Case | Carbon Steel, Stainless Steel | |
| Garter Spring | Stainless Steel | |
| Mechanical | Hardness | 70 ±5 Shore A |
| Tensile Strength | ≥ 15 MPa | |
| Elongation at Break | ≥ 250% | |
| Thermal | Operating Temperature Range | -40°C to +100°C |
| Peak Temperature (Short-term) | +120°C | |
| Fluid Compatibility | Media | Excellent with Mineral Oils, Greases, Water |
| Dimensions | Shaft Diameter (d) | 50 mm |
| Housing Bore (D) | 72 mm | |
| Width (W) | 10 mm | |
| Dynamic Performance | Maximum Surface Speed | 15 m/s |
| Radial Load | 1.5 - 4.0 N (depending on size) | |
| Environmental | Maximum Pressure | 0.3 - 0.5 bar |
| Life & Durability | Friction Torque | Low |
| Service Life | 2,000 - 5,000 hours (varies with application) |
