Caterpillar 2339205 Seal Kit

Caterpillar 2339205 Seal Kit is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.

This listing uses Hercules part number CTC-2339205. Catalog description: SK-P-UB-10-2.000x4.000.

Product Details

• Hercules part number: CTC-2339205
• Product type: Hydraulic cylinder seal kit
• Reference brand/application: Caterpillar
• Approximate weight: 0.292 lb
• Catalog data source: 2026 US Mobile Kit Catalog

Catalog Application Data

• Equipment type: Backhoe Loaders; Crawler Dozers; Excavators; Loaders - Wheel; Motor Graders; Pipelayers
• Catalog page reference: 141, 143, 144, 155, 336, 405, 430, 431, 434, 435, 436, 437, 440, 445, 462, 463, 499

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for CTC-2339205. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.

Fitment Verification

Before ordering, confirm the CTC-2339205 reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.