Baldwin BT427 Spin-On Full-Flow Lube Oil Filter – Thread 1″-16, Outside Diameter 3.69″, Length 5.38″, Heavy Duty, Replaces Fleetguard LF3345, Donaldson P558616, Cummins 3903224 (Pack of 6)

This six-unit bundle contains genuine Baldwin BT427 spin-on full-flow lube oil filters engineered for heavy-duty engine lubrication systems. Each filter features a 1″-16 UN thread size, outside diameter of approximately 3-11/16″ (93.7 mm), and length of approximately 5-3/8″ (136.5 mm). The BT427 cartridge is cross-referenced to key part numbers including being compatible with Fleetguard LF3345, Donaldson P558616, and Cummins 3903224, making it a solid replacement option for compatible systems. Ideal for service shops, fleet maintenance programs and equipment operators requiring bulk replacements. Before installation, confirm your filter housing thread, length and system requirements.

• Genuine Baldwin BT427 full-flow spin-on lube filter cartridge designed for heavy-duty lubrication systems.
• Thread size 1″-16 UN, outside diameter approx. 3-11/16″ (93.7 mm) and length approx. 5-3/8″ (136.5 mm).
• Designed for full-flow oil filtration in engine and mobile equipment applications; built to withstand high pressure and variable conditions.
• Cross reference: Replaces Fleetguard LF3345, Donaldson P558616, Wix 51602, PF3900 and Cummins 3903224—verify system specification before ordering.
• Bulk six-pack (6 cartridges) provides cost-effective spare supply for service shops, fleets, or multi-unit maintenance operations.