Oil Seal RICH 25 x 37.7 x 12.5 NBR – Precision Drivetrain Sealing
OE Reference:
Technical Specifications:
- Catalog Code: 25 x 37.7 x 12.5 NBR RICH
- Brand: RICH
- Type: Oil Seal / Shaft Seal / Sealing Ring
- Inner Diameter (d): 25 mm
- Outer Diameter (D): 37.7 mm
- Height (h): 12.5 mm
- Material: NBR Nitrile Rubber (-30°C to +100°C)
- Country of Origin: China
Key Performance Advantages:
- NBR Material Resilience: Formulated with premium NBR nitrile rubber for superior resistance to mineral oils, greases, and hydraulic fluids, maintaining long-term elasticity in standard operating conditions.
- Specialized Dimensional Precision: Engineered for a perfect fit in 37.7 mm housings, ensuring a static seal that prevents fluid bypass even under vibration or thermal expansion.
- Optimal Radial Load: Maintains constant pressure on the 25 mm shaft to ensure a leak-proof interface while minimizing friction-induced heat and wear.
- Durable Fluid Retention: Effectively contains internal lubricants, protecting critical gear and bearing assemblies from lubrication loss and environmental contamination.
- Transtec Compatibility: Precision-manufactured to match the technical requirements of Transtec reference B29215, providing a reliable replacement for specialized drivetrain components.
Typical Applications:
- Automotive transmission and gearbox assemblies
- Small hydraulic pumps and industrial power steering systems
- General mechanical drivetrain components requiring precision NBR sealing
Transparency Note: This product is manufactured under the RICH brand. All OE references, dimensions, and codes are provided strictly for identification and compatibility purposes and do not imply any affiliation, authorization, or endorsement by the referenced manufacturers.
