NewLine Spin-on Lube Filter NL-B7420 – Replaces B7420, Komatsu 6732-51-5141

High-performance replacement Spin-on Lube Filters for engine lubrication systems in heavy-duty trucks, buses and off-road equipment.
Direct replacement for B7420 and Komatsu 6732-51-5141. Premium filtration efficiency.

Technical Specifications

Outside Diameter3.688 inch (93.7 mm)
Length5.375 inch (136.5 mm)
Thread Size1 – 16
Micron Rating (Nominal)9.8
Micron Rating (Absolute)27.0
Sealing & ComponentsIntegral Gasket: G381-A; Anti-Drainback Valve
Cross Reference6732-51-5142, Komatsu 6732-51-5141

Item Information

The NewLine NL-B7420 is engineered to meet or exceed OEM specifications for engine lubrication systems in heavy-duty trucks, buses and off-road equipment. It provides superior protection for your equipment’s engine and hydraulic systems.

This filter serves as a direct, high-quality replacement for: B7420, Komatsu 6732-51-5141, 6732-51-5142, Komatsu Excavators.

Key benefits:

  • Helps protect critical bearings and moving parts in the lubrication circuit.
  • Supports longer oil drain intervals when used in a properly maintained system.
  • Cost-effective alternative to OEM lube filters without compromising protection.

Note: All manufacturer names, symbols and part numbers are used for reference purposes only. The NewLine filter is an aftermarket equivalent and is not endorsed by the original equipment manufacturer.

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