I. Product Overview
TheK3V63 and K3V112are axial piston pumps with a swashplate design manufactured by Kawasaki Heavy Industries (KHI). They are widely used in hydraulic systems of construction machinery such as excavators and loaders. TheLift Repair Kitsfor these pumps are designed to replace critical internal components, restoring pump performance and extending service life.
------
II. Key Components
Typical components included in a Lift Repair Kit (may vary by model):
1. Piston Shoes: Contact the swashplate to convert rotational motion into linear motion.
2. Cylinder Block: Houses the pistons and forms sealed chambers for pressure generation.
3. Valve Plate: Distributes hydraulic fluid flow, ensuring suction and discharge functions.
4. Swash Plate: Adjusts pump displacement via angular changes.
5. Drive Shaft: Transmits power to the cylinder block.
6. Support Rings, Ball Guides, Springs: Auxiliary components ensuring structural stability and sealing.
------
III. Applications
1. Construction Equipment Maintenance: Suitable for hydraulic pump repairs in excavators (e.g., Daewoo, Hitachi, Komatsu).
2. Hydraulic System Overhauls: Restores performance in cases of leakage, pressure loss, or abnormal noise.
3. Spare Parts Inventory: Maintained by repair shops or operators to minimize downtime.
------
IV. Model Compatibility
• K3V63 Repair Kits: Fit models like K3V63DT, K3V63DTP.
• K3V112 Repair Kits: Fit models like K3V112DT, K3V112DTP, K3V112DP.
• Cross-Compatibility: Some kits may interchange with other series (e.g., K5V) or brands (e.g., Rexroth, Toshiba), but model/spec confirmation is required.
------
V. Selection Guidelines
1. Model Verification: Match the kit exactly to the pump model (e.g., K3V63 or K3V112) using equipment manuals or pump labels.
2. Quality Certification: Prioritize suppliers with ISO9001 certification to ensure material and machining standards.
3. Component Completeness: Confirm the kit includes all necessary parts (e.g., seals, bearings) to avoid secondary repairs.
4. Pricing & Bulk Orders:
• Bulk purchases (e.g., 10+ units) may qualify for discounts (e.g., K3V63 kits as low as$24.28/unit).
• Compare quotes from suppliers likeHanchuan Hydraulic (Guangzhou)orNingbo PHP Hydraulics.
5. Technical Support: Choose suppliers offering installation guidance to reduce repair complexity.
------
VI. Market References
• Price Ranges:
• K3V63 Kits:29.58/unit∗∗(single)to∗∗29.58/unit(single) to29.58/unit∗∗(single)to∗∗24.28/unit(100+ units).
• K3V112 Kits:10.00/unit∗∗(single)to∗∗10.00/unit(single) to10.00/unit∗∗(single)to∗∗50.00/unit(10+ units).
• Suppliers:
• Hanchuan Hydraulic Equipment (Guangzhou) Co., Ltd.: Offers kits for K3V63/112/140/180, supports T/T, Western Union, PayPal.
• Ningbo PHP Hydraulics Co., Ltd.: Provides full K3V112 kits (cylinder block, valve plate, swash plate) with a 6-month warranty.
------
VII. Precautions
1. Installation Standards: Follow pump disassembly/assembly procedures strictly to avoid component damage.
2. Fluid Cleanliness: Clean the hydraulic system and replace filters after kit installation to prevent contamination.
3. Storage: Store kits in dry, corrosion-free environments to prevent seal degradation.