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Crankshaft Thrust Bearing Cummins 3945665 | 4938943, 172042

Manufacturer: Cummins
Part#: 3945665-EN
Cross References:
Price on request
Available to order

Ensure optimal crankshaft axial clearance with this premium 0.50 mm oversize crankshaft thrust bearing for Cummins 4BT and 6BT engines. Designed to withstand heavy-duty loads and prevent premature engine wear.

Description

High-Quality Crankshaft Thrust Bearing (+0.50 mm) for Cummins 4BT & 6BT

Maintain precise axial control and protect your engine’s crankshaft with this premium 0.50 mm oversize crankshaft thrust bearing. Engineered specifically for heavy-duty Cummins 4BT and 6BT engines, this thrust bearing (also known as a thrust washer) manages axial loads and prevents damaging endplay, ensuring smooth operation and extending the service life of your engine components.

Product Features & Specifications:

  • Oversize Dimension: +0.50 mm (+0.50mm / 0.020 in)
  • Engine Compatibility: Cummins 4BT (3.9L), 6BT (5.9L), ISBe, ISDe, QSB, Komatsu S4D102
  • Quantity: Price is for one pair of bearings.
  • Robust Construction: Manufactured from high-strength, wear-resistant materials to handle extreme axial forces and heavy-duty operating conditions.
  • Precision Fit: Designed to meet or exceed strict industry standards for reliable performance and seamless integration.

Important Installation Note:

Please verify the required bearing size before ordering. Bearings that have been unpacked, handled, or show any signs of installation/mounting are not eligible for return. Always consult your engine service manual for correct clearance specifications and torque values during installation.