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HomeUpgrade & Repair KitsRepair & Service KitsHydraulicsCylinder Seal Kits428-8641: Hydraulic Cylinder SEAL KIT - STANDARD SIZE
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Upgrade & Repair KitsRepair & Service KitsHydraulicsCylinder Seal Kits
428-8641: Hydraulic Cylinder SEAL KIT - STANDARD SIZE
428-8641: Hydraulic Cylinder SEAL KIT - STANDARD SIZE

Cat® Hydraulic Cylinder Seal Kits contain all seals required for a complete reseal standard nominal (Up to 0.25mm Max (0.010 INCH) bore sized hydraulic cylinder

Brand: Cat

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428-8641: Hydraulic Cylinder SEAL KIT - STANDARD SIZE
428-8641: Hydraulic Cylinder SEAL KIT - STANDARD SIZE

Cat® Hydraulic Cylinder Seal Kits contain all seals required for a complete reseal standard nominal (Up to 0.25mm Max (0.010 INCH) bore sized hydraulic cylinder

Brand: Cat

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Parts included in this kit

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4J-9225: 63.30mm Internal Diameter Rubber Backup Ring
4J-9225: 63.30mm Internal Diameter Rubber Backup RingQuantity: 2
143-8914: 45mm Inner Diameter U Cup Seal
143-8914: 45mm Inner Diameter U Cup SealQuantity: 1
161-7146: 59.47mm Inner Diameter Rubber Piston Seal
161-7146: 59.47mm Inner Diameter Rubber Piston SealQuantity: 1
150-9402: 75mm Bore Diameter Piston Wear Ring
150-9402: 75mm Bore Diameter Piston Wear RingQuantity: 1
141-0713: 44.95mm Rod Diameter Lip Seal
141-0713: 44.95mm Rod Diameter Lip SealQuantity: 1
5H-8848: RING
5H-8848: RINGQuantity: 1
150-9403: 45mm ID Hydraulic Cylinder Rod Guide
150-9403: 45mm ID Hydraulic Cylinder Rod GuideQuantity: 1
179-4274: 3 x 67.68mm 90A NBR O-Ring
179-4274: 3 x 67.68mm 90A NBR O-RingQuantity: 2
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DescriptionSpecificationsCompatible Models
Specifications for part number 428-8641

We are still working on adding a specification for this part.

Compatible Models for part number 428-8641

MINI HYD EXCAVATOR

302.5 302.5C

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Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced

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