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The CORTECO 19016623B NBR TC 17x35x7 mm is a genuine radial oil seal manufactured from NBR elastomer. Featuring a TC sealing design with an auxiliary dust lip and the verified OEM reference Nissan 4812578500, it is intended for rotary shaft sealing applications requiring accurate fit, reliable sealing performance and straightforward identification for maintenance, repair and MRO operations.
The CORTECO 19016623B is a radial oil seal manufactured from NBR (Nitrile Butadiene Rubber). It features dimensions of 17x35x7 mm and a TC sealing design with a primary sealing lip and an auxiliary dust lip. The seal is designed for rotary shaft sealing applications where these dimensions and construction are specified. Verified OEM reference: Nissan 4812578500.
Type: Radial Oil Seal
Manufacturer: CORTECO
Part Number: 19016623B
Material: NBR (Nitrile Butadiene Rubber)
Dimensions: 17x35x7 mm
Design: TC
Dust Protection: Auxiliary dust lip
OEM:
The CORTECO 19016623B is a radial oil seal designed to retain lubricant inside rotating assemblies while preventing dirt, dust and other contaminants from entering the sealing area. Proper shaft sealing contributes to reliable operation and extended service life of mechanical components.
Manufactured from NBR elastomer, the seal has an inside diameter of 17 mm, an outside diameter of 35 mm and a width of 7 mm. These dimensions should always match the original equipment specification to ensure correct installation and sealing performance.
The TC sealing design incorporates a primary sealing lip together with an auxiliary dust lip, providing additional protection against external contamination. Correct installation, proper shaft surface condition and accurate housing dimensions are essential for achieving reliable sealing performance and long service life.
The verified OEM reference Nissan 4812578500 enables accurate identification during maintenance, repair and spare parts procurement. Using the original CORTECO part number together with the OEM reference helps ensure correct replacement selection.
Before installation verify:
The manufacturer identifies this product as a radial shaft oil seal. Final application should always be confirmed using the original equipment documentation and the verified OEM reference.
Verified OEM reference:
What are the seal dimensions?
17 mm inside diameter, 35 mm outside diameter and 7 mm width.
What material is used?
NBR (Nitrile Butadiene Rubber).
What does the TC design mean?
It indicates a radial oil seal with a primary sealing lip and an auxiliary dust lip.
Is this a radial oil seal?
Yes.
Which OEM reference matches this seal?
Nissan 4812578500.
Should shaft and housing dimensions be verified before installation?
Yes. Correct dimensions are essential for reliable sealing performance.
Data sheet
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