BEARING - MAST ROLLER (Komatsu KO34B-72-53420)

KO34B-72-53420: A worn mast roller bearing can cause rough mast movement and uneven load handling. This aftermarket replacement part references the Komatsu catalog and carries the cross-reference number KO34B-72-53420. The bearing type supports the roller that guides the mast channel during vertical travel. A common failure consequence is increased friction, which may lead to premature wear on the mast surfaces. Keeping the bearing in sound condition helps maintain consistent roller rotation under load. The item ships at approximately 4.228 POUNDS. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO34B-72-53420, ko34b-72-53420, KO34B7253420, ko34b7253420