Ball Bearing Cummins 3401202

High-Performance Ball Bearing 3401202 for Cummins Engines

The Cummins 3401202 Ball Bearing is a precision-engineered component vital for the smooth operation of heavy-duty engine accessory systems. Designed to withstand high rotational speeds and significant mechanical loads, this bearing reduces friction and prevents premature wear on critical belt-driven components.

Key Applications and Functionality

This versatile ball bearing is integrated into several essential engine systems to ensure reliability and efficiency:

• Belt Tensioners: Allows the tensioner arm to pivot smoothly, maintaining consistent belt tension.
• Idler Pulleys: Ensures proper alignment and rotation of the drive belt system.
• Fan & Water Pump Drives: Reduces friction in cooling system components to prevent overheating.
• Refrigerant Compressors: Facilitates efficient rotation within the A/C compressor drive kit.

Engine Compatibility

The 3401202 bearing is compatible with a wide range of Cummins diesel engines, including:

• ISX Series: ISX CM870, ISX12 CM2350, ISX12/ISX11.9 CM2250
• ISM Series: ISM CM570, ISM CM876, QSM11
• ISL Series: ISL9 CM2150, ISL9.5 CM2880
• QSB Series: QSB5.9, QSB6.7, QSB7
• Legacy Models: L10 GAS, M11 CELECT PLUS, M11 Mechanical, QSNT14

Technical Specifications

• Weight: 0.485 lbs
• Dimensions: 2.75 x 2.5 x 1.75 inches
• Material: High-grade steel for heat and corrosion resistance