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1B6161 Lock Fits Caterpillar Models
1B6161 Lock Fits Caterpillar Models
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£21.00 GBP
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One New Aftermarket Replacement Lockwasher for Caterpillar (Cat) Engines and Motor Graders
This aftermarket replacement lockwasher (Cat part number 1B6161) is a hardware locking fastener used in engine and drivetrain assemblies on a wide range of Caterpillar equipment, including industrial engines, machine engines, Challenger equipment, and motor graders. Lockwashers in these applications prevent fastener loosening due to vibration and operational stress.
Compatible Models
Caterpillar Engines: 3116, 3126, 3304, 3306, C9, C13
Caterpillar Challenger Series
Caterpillar Motor Grader: 120G
Caterpillar Industrial Engines: 35, 45, 55
Replaces Part Number(s):
1B6161
Aftermarket Interchange Numbers
8B7264, W13
New aftermarket replacement part - not remanufactured, not used.



