NewLine Spin-on Lube Filter NL-B1431 – Replaces B1431, Mitsubishi AW343979

High-performance replacement Spin-on Lube Filters for engine lubrication systems in heavy-duty trucks, buses and off-road equipment.
Direct replacement for B1431 and Mitsubishi AW343979. Premium filtration efficiency.

Technical Specifications

Outside Diameter

2.656 inch (67.5 mm)

Length

4.000 inch (101.6 mm)

Thread Size

M20 x 1.5

Micron Rating (Nominal)

23.0

Micron Rating (Absolute)

45.0

Sealing & Components

B1402 (Short Versions); Anti-Drainback Valve; 14 PSID By-Pass Valve

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Integral Gasket: [1] Included; B1400

Cross Reference

MD352627

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Mitsubishi AW343979

Item Information

The NewLine NL-B1431 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: B1431, Mitsubishi AW343979, MD352627, Mitsubishi Automotive, B1400, B1402 (Short Versions).

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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