Description
Product Overview
The BLK Diesel Bearing Isolator part 3935449 is a high-quality metal component engineered for superior performance in various engine systems. Manufactured by BLK Diesel, this isolator features a durable metal construction that resists wear and corrosion, ensuring long-term reliability. Key specifications include an item weight of 1 pound and compatibility with engines such as ISB, QSB, QSC, 4B, K38, B5.9, 6B, QSM11, ISM11, ISX15, QSX15, N855, N14, M11, B6.7, K19, NT855, L10, NTC, NH, K38, K263, making it versatile for industrial, agricultural, and truck applications. It requires no batteries and is designed to meet rigorous standards, with a best sellers rank highlighting its popularity in bearing isolators.

Usage
This bearing isolator is ideal for use in demanding environments such as industrial machinery, agricultural equipment, and truck engines, where it protects bearings from contaminants like dust, moisture, and debris. It suits applications in generators, construction vehicles, and farming tools, targeting mechanics, engineers, and maintenance professionals who require dependable components for engine repair and upkeep. Regular use in harsh conditions ensures optimal performance, reducing downtime and maintenance costs.
Why Choose Us
BLK Diesel stands out for its commitment to quality and precision, with this bearing isolator offering excellent craftsmanship and material integrity. The metal build provides enhanced durability compared to plastic alternatives, and its design focuses on easy integration into existing systems. Backed by a strong best sellers rank and positive user feedback, it delivers reliable performance without exaggerated claims, ensuring compliance and safety in various operational settings.
Key Features
- Durable metal construction for long-lasting performance and resistance to wear.
- Compatible with a wide range of engine models including ISB, QSB, and QSC series.
- Lightweight design at 1 pound for easy handling and installation.
- No batteries required, simplifying maintenance and reducing operational costs.
- Effective bearing protection in industrial, agricultural, and truck applications.
FAQ
What engines is this bearing isolator compatible with?
It is designed for engines such as ISB, QSB, QSC, 4B, K38, B5.9, 6B, QSM11, ISM11, ISX15, QSX15, N855, N14, M11, B6.7, K19, NT855, L10, NTC, NH, K38, and K263, covering industrial, truck, and agricultural uses.
Does this part require any additional components for installation?
No, it is a standalone metal isolator that does not need batteries or extra parts, making installation straightforward with basic tools.
How does the bearing isolator improve engine performance?
It prevents contaminants from entering bearing areas, reducing friction and wear, which extends engine life and enhances reliability in tough conditions.
Is this product suitable for heavy-duty applications?
Yes, its metal material and robust design make it ideal for heavy-duty industrial, agricultural, and truck environments where durability is critical.
What is the weight and material of this isolator?
It weighs 1 pound and is made entirely of metal, ensuring strength and longevity without adding significant bulk to the engine system.








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