Overview
The SKF LOR102 is a precision labyrinth bearing seal ring engineered for industrial machinery requiring robust shaft sealing. Designed specifically for SKF’s SAF Series mounted units, this seal provides multi-stage labyrinth protection with an integrated O-ring that ensures the seal rotates with the shaft. The LOR102 combines contamination resistance with minimal friction, making it ideal for applications where reliability and uptime are critical.
Key Features
- Multi-stage labyrinth design minimizes contamination ingress
- Aluminum construction for durability and corrosion resistance
- Integrated O-ring bore ensures synchronous shaft rotation
- Low-friction operation reduces energy consumption
- Direct drop-in replacement for SAF Series mounted units
- Optional grease filling enhances sealing performance
Technical Specifications
- Manufacturer: SKF
- Part Number: LOR102
- Seal Type: Labyrinth Bearing Seal Ring
- Material: Aluminum
- Compatible Shaft Diameter: 3-7/16″ (87.313 mm)
- Outside Diameter: 104.902 mm
- Width: 22.225 mm
- Compatible Bearing Type: Spherical Roller Bearings
- Series: LOR
Typical Applications
The SKF LOR102 is commonly used in industrial machinery where shaft protection and contamination prevention are essential. Applications include:
- Pillow block-mounted bearing assemblies
- Industrial drive systems and conveyor equipment
- Agricultural machinery and transmissions
- Manufacturing equipment with rotating shafts
- Heavy-duty industrial automation systems
Compatibility & Replacements
Compatible With
- SKF SAF Series mounted units
- Spherical roller bearing housings
- Split pillow block assemblies
- Shafts with 3-7/16″ diameter
Replaces / Drop-In Replacement For
- Verify compatibility with your system integrator before ordering for specific unit replacements
Works With
- Industrial bearing sealing systems
- SKF mounted bearing units and housings
- Standard shaft coupling assemblies












