Premium CR 32x48x7 NBR Metric Oil Seal | Rotary Shaft Seal for Industrial Pumps & Gearboxes
The CR 32x48x7 industrial rotary shaft seal is engineered for superior fluid retention and contaminant exclusion in demanding operational environments. Constructed with a high-durability Nitrile Butadiene Rubber (NBR) sealing element and a robust metal outer case, this seal ensures reliable performance across a standard temperature range of -40°C to +100°C. Its precision-ground dimensions (32mm shaft, 48mm bore, 7mm width) guarantee a perfect press fit, maintaining optimal radial load and minimizing friction. This standard metric size is critical for maintaining integrity in common industrial equipment such as centrifugal pumps, conveyor rollers, electric motor end bells, and agricultural machinery, where consistent lubrication and protection against dirt and moisture are paramount.
As a premium product from the CR lineage (now SKF), this seal delivers exceptional longevity, significantly reducing maintenance frequency and costly operational downtime. The optimized primary sealing lip geometry, often designated as a Type R lip, provides excellent hydrodynamic action, pumping fluid back toward the bearing while simultaneously defending against dust and minor splash contaminants. Choosing the CR 32X48X7 ensures alignment with the highest industry standards for material quality and dimensional accuracy, providing engineers and maintenance professionals a robust solution designed to maximize Mean Time Between Failures (MTBF) in critical rotating equipment.
Key Features
High-precision metal casing ensures rigid press fit and stability.
Nitrile Butadiene Rubber (NBR) compound provides excellent resistance to mineral oils, greases, and hydraulic fluids.
Standard Type R dynamic lip configuration for robust contaminant exclusion and fluid retention.
Garter spring mechanism maintains consistent radial load on the shaft surface for the seal’s lifespan.
Designed for high peripheral shaft speeds common in industrial rotating machinery.
CR/SKF quality ensures dimensional accuracy and prolonged service life.
