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72 X 105 X 13 Industrial Radial Shaft Seal (Oil Seal) NBR | High-Performance Rotary Lip Seal

5.40 5.40

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Marca: NB
Product Category: Oil Seal

Product Details

72 X 105 X 13 Industrial Radial Shaft Seal (Oil Seal) NBR | High-Performance Rotary Lip Seal

The 72 x 105 x 13 radial shaft seal is engineered for robust performance in demanding industrial environments, ensuring superior retention of lubricant and exclusion of contaminants such as dust, dirt, and moisture. Featuring a precision-tensioned primary sealing lip and a robust metal casing, this seal maintains optimal contact pressure against the rotating shaft (d=72mm) across a wide range of operational speeds. Constructed standardly from NBR (Nitrile Butadiene Rubber), it offers excellent resistance to mineral oils, greases, and hydraulic fluids, making it ideal for standard industrial gearboxes, pumps, and motors. This high-quality component is designed to meet or exceed the performance specifications of OEM brands, ensuring long service life and reliable protection for critical bearing systems. Designed as a direct metric replacement compatible with major brands (including former CR designation equivalents), this 72x105x13 lip seal minimizes downtime and ensures seamless integration into existing machinery. Its 13mm axial width is optimized for standard housing bores (D=105mm), facilitating quick and accurate installation. For applications involving high temperature or aggressive chemicals, FKM (Viton) and HNBR options are available upon request. Prioritizing longevity and leakage prevention, this seal is a cost-effective solution for reducing maintenance cycles and preventing catastrophic failures caused by inadequate lubrication or ingress of abrasive particles.

Key Features

  • Precision-engineered primary sealing lip ensures minimal friction and extended service life.
  • Integrated dust lip (secondary lip) provides enhanced protection against external contaminants.
  • High-tensile steel insert guarantees rigid fit and prevents external leakage in the housing bore.
  • Excellent chemical compatibility with standard industrial lubricants and greases (NBR formulation).
  • Direct dimensional interchangeability with major industry standard designs (CR, SKF, Freudenberg equivalents).

Technical Specifications

d72 mm (Shaft Diameter / Inner Diameter)
D105 mm (Housing Bore Diameter / Outer Diameter)
B13 mm (Axial Width / Thickness)
typeRadial Shaft Seal (Lip Seal)
materialNBR (Nitrile Butadiene Rubber) Standard
design_typeStandard Metal-Cased, Single Lip with Dust Lip (R23 Equivalent)
pressure_rating_staticUp to 0.5 bar
temperature_range_nbr-30°C to +100°C