Oil Seal RICH 74x91x12 NBR
OE Reference:
- CLAAS: 7700021091
- RENAULT TRUCKS: 7700021091
Technical Specifications:
- Catalog Code: 74x91x12 NBR RICH
- Brand: RICH
- Type: RWDR-KOMBI (Kombi Radial Oil Seal)
- Inner Diameter (d): 74 mm
- Outer Diameter (D): 91 mm
- Height (h): 12 mm
- Material: NBR (Nitrile Butadiene Rubber)
- Fitting Position: Propshaft / Axle Drive / Transfer Case
- Country of Origin: China
Key Performance Advantages:
- Integrated Combi Protection: The unitized design merges a standard shaft seal with an additional polyurethane anti-pollution deflector, creating a superior barrier against external impurities in mission-critical drivetrain seats.
- Drivetrain Integrity: Specifically engineered for the 74 mm shafts found in propshafts and differential drives, ensuring consistent radial pressure and a 100% leak-proof interface.
- High-Grade NBR Durability: Formulated for maximum resistance to mineral oils and greases, the NBR compound maintains its sealing properties across a standard operating temperature range of -40°C to +100°C.
- Robust Contaminant Exclusion: The specialized multi-lip labyrinth architecture acts as a shield against dry dirt, mud, and road salt, significantly reducing the wear on internal bearings and axle components.
- Direct OEM Interchange: Precision-engineered to match the technical specifications of CLAAS and Renault Trucks reference 7700021091, guaranteeing a reliable fit for professional fleet maintenance.
Transparency Note: This component is manufactured under the RICH brand. The listed dimensions and references are used for identification and do not imply affiliation with other manufacturers.
