CORTECO 12011539 - Rotary Shaft Seal NBR B1KLRD 30x52x7 for Camshaft, Intermediate and Countershaft

CORTECO 12011539 - Rotary Shaft Seal NBR B1KLRD 30x52x7 for Camshaft, Intermediate and Countershaft

The CORTECO 12011539 NBR B1KLRD Oil Seal (30x52x7 mm) is a high-performance rotary shaft seal (Simmerring®) designed for automotive applications. Manufactured from NBR (nitrile butadiene rubber), this seal provides excellent resistance to engine oils, fuels, and lubricants while maintaining long-lasting durability.

Technical Specifications:

• Dimensions: Inner Ø 30 mm, Outer Ø 52 mm, Width 7 mm

• Material: NBR - nitrile butadiene rubber (high oil and fuel resistance)

• Design: B1KLRD (single lip seal with spiral groove for right-hand rotation)

• Applications:

  • Camshaft oil seal (30x52x7)

  • Intermediate shaft oil seal (30x52x7)

  • Countershaft oil seal (30x52x7)

OEM Cross References (40000470):

• AUTOBIANCHI

• FIAT

• LANCIA

• SEAT

• TOFAS

• ZASTAVA

This CORTECO shaft seal is manufactured according to OEM specifications, guaranteeing perfect fit, reliable sealing, and long-term operation.

FAQ - Frequently Asked Questions

1. What is CORTECO 12011539 used for?
It’s a rotary shaft seal designed for camshafts, intermediate shafts, and countershafts in various European vehicles.

2. What are the dimensions of this seal?
30 mm inner diameter x 52 mm outer diameter x 7 mm width.

3. What does B1KLRD mean?
It refers to the design: a single-lip rotary shaft seal with a spiral groove, optimized for right-hand shaft rotation.

4. Which OEM number does it replace?
OEM reference: 40000470, used in Fiat, Lancia, Autobianchi, Seat, Tofas, and Zastava applications.

5. Why choose CORTECO oil seals?
Because CORTECO seals are manufactured with high precision, made from premium elastomers, and ensure reliable shaft sealing under demanding operating conditions.

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