CORTECO 01035905 FPM BAUMX7 Rotary Shaft Seal 75x90x8 mm (Oil Seal)

Technical Specifications & Mercedes-Benz Compatibility

Product Overview

The CORTECO 01035905 FPM BAUMX7 rotary shaft seal (75x90x8 mm) is engineered for demanding applications where resistance to heat, oils, fuels, and aggressive chemicals is essential. Built from high-grade FPM (fluoroelastomer), this seal offers reliable and long-lasting performance. Its precise dimensions and Mercedes-Benz compatibility make it a premium choice for OEM replacement or high-quality aftermarket use.

This seal aligns with Mercedes-Benz OEM references 0079971847, 0139972546, A0079971847, and A0139972546, making it a direct substitute for many drivetrain and engine sealing applications.

Technical Specifications

Features & Advantages

1. Fluoroelastomer (FPM) Construction - excellent resistance to heat, engine oils, fuels, and chemical degradation.

2. Strict Tolerance (75x90x8 mm) - ensures a secure, accurate fit with minimal leakage.

3. OEM Compatibility - supports Mercedes-Benz reference numbers 0079971847 / 0139972546 / A-variants, facilitating correct replacement.

4. BAUMX7 Lip Profile - engineered for stable oil film and minimal dynamic leakage under high RPMs.

5. Durable & Low Friction Operation - optimized for long service life in rotating systems.

6. Versatile Use - ideal for engines, transmissions, drive shafts, and industrial machinery.

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FAQ (Frequently Asked Questions)

Q: What does “FPM” mean in this seal’s name?
A: FPM denotes fluoroelastomer, known for superior heat, oil, fuel, and chemical resistance, making it ideal for demanding seal applications.

Q: Is 75x90x8 a common seal size?
A: Yes — this size is often used in automotive and industrial rotary shaft applications. Many users search for “seal 75x90x8” or “simmering 75x90x8 FPM.”

Q: What is the meaning of "BAUMX7"?
A: It’s the profile code that defines the lip geometry, sealing behavior, and direction/orientation of the sealing edge.

Q: Does the CORTECO 01035905 match Mercedes OEM references?
A: Yes — it corresponds to OE numbers 0079971847, 0139972546, and their A-variants, making it usable in many Mercedes sealing assemblies.

Q: Does it support high RPM and harsh conditions?
A: Yes — thanks to FPM material and BAUMX7 lip design, it performs reliably under high-speed rotation and exposure to oils/fuels.

Q: Is directional installation important?
A: Yes. The BAUMX7 profile dictates which side the lip faces; incorrect orientation reduces sealing performance and may lead to leaks.

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