Rotary Seal – HD – PF
Installation
Benefits
Optimal seal life through consistent lip force through the range of available sizes
One-piece molding lip design
High-retention, press-fit installation design
Works in a wide range of temperatures
Excellent fluid compatibility
Exceptional abrasion resistance
Available in diameters up to 2100 mm
Applications
The 442 Series Rotary Seal is used in industrial rotary applications with large deflections or very high speeds.
Typical Applications
- Steel and Aluminum Processing
- Pulp and Paper
- Pumps and Gear Boxes
- Electrical generation
- Wind Energy
- Bearing Manufacturers
The 442 Series Rotary Seal is commonly available in both high-grade NBR compound and a high-temperature FPM compound. For extremely low temperatures, the seal can be supplied in silicone. The internal springs are constructed from 316 stainless steel.
| Material | Code |
|---|---|
| Nitrile rubber NBR + steel | MN40 |
| Fluoroelastomer FPM +steel | MF30 |
| Temperature | NBR/metal MN40 °C |
°F | ||
|---|---|---|---|---|
| NBR | -20…+120 | -4…+248 | ||
| FPM | +20…+220 | +4…+428 | ||
| Silicone | -60…+180 | -76…+428 | ||
| Max Speed | 35 m/s (115 ft/sec) | |||
| Max. Misalignment | 2.5mm | |||
| Shaft Hardness | >50 HRC | |||
Note: for other materials or fluids please contact our engineering department.