Hydraulic Pump Seal Kit 284‑3919 For CAT Excavator Construction

• High‑grade fluoro‑rubber and composite gasket seal kit, direct aftermarket replacement part No.284‑3919
• Excellent oil‑resistance and heat‑resistance, suitable for long‑term high‑pressure hydraulic system working
• Precision dimension for perfect fitting, effectively prevent hydraulic oil leakage of hydraulic pump
• Stable sealing performance, reduce component wear and extend hydraulic pump service life
• Essential sealing repair parts for hydraulic pump overhaul and rebuild maintenance

Brand new hydraulic pump seal repair kit part number 284‑3919. Made of durable fluoro‑rubber and composite gasket material. This complete seal kit includes various O‑rings, paper gaskets and sealing components, used to repair and seal hydraulic pump and stop hydraulic oil leaking. Widely fitted for CAT excavator and construction machinery during hydraulic pump overhaul work. We supply parts for Kubota, Cumm ins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Vo lvo, Deutz, Doosan, Daewoo, John Dee re, Scania, Hyundai, JCB etc.

International shipment may incur customs duties and import taxes, buyer is responsible for all local customs fees. Delivery time varies by destination country.

• Q: Which machine does this 284‑3919 seal kit fit?
• A: This hydraulic pump seal kit fits for CAT series excavator hydraulic pump.
• Q: What problems will damaged hydraulic seals cause?
• A: Worn seals will cause hydraulic oil leakage, pressure drop and poor machine working performance.
• Q: Are these aftermarket replacement spare parts?
• A: Yes, brand new aftermarket seal repair kit for hydraulic pump maintenance.
• Q: Do you have other sealing kits for CAT machine?
• A: We supply engine overhaul gasket kit, cylinder seal kits and various O‑ring sets, contact us for details.

• CAT: 322C, 325C, 330C, 318C, 320C
• Cumm ins: QSB4.5, QSB6.7, 6BT5.9, NTA855, KTA19
• Yanmar: 4TNV98, 4TNE106, 6TNE106, 6HAL2‑HT
• Isuzu: 4HK1, 6HK1, 6BG1, 6WG1, 4JB1
• Komatsu: PC240‑8, PC270‑7, PC350‑8, WA430‑5, PC160‑7
• Mitsubishi: 6D16‑T, 6D22‑T, 6D24‑T, 4D34‑2A, 8DC9‑T