Hydraulic Cylinder Block Description
This Cylinder Block (Part No. YNF16485) is designed for the PCR-5B-30A hydraulic pump used in various small to mid-size excavators. It functions as the core of the hydraulic piston system, precisely housing pistons and channeling oil flow. YNF Machinery’s production follows strict quality protocols, using premium hardened alloy with precise tolerance control. This ensures extended service life, reduced frictional wear, and excellent hydraulic performance. A must-have for repair centers and part resellers seeking long-term durability and fitment reliability in excavator hydraulic pump repair parts.
PCR-5B-30A Cylinder Block Technical Sheet
| Parameter |
Value |
| Part Name |
Cylinder Block / Piston Block (泵胆) |
| Model |
PCR-5B-30A |
| YNF No. |
YNF16485 |
| Category |
Excavator Hydraulic Pump Parts |
| Function |
Channels oil through piston cavities |
| Compatible Machine |
Mini to Mid-size Excavators |
| Compatible Pump |
PCR-5B-30A Hydraulic Pump |
| Material |
Heat-Treated Alloy Steel |
| Application Area |
Hydraulic Main Pump |
| Country of Origin |
China |
| Brand |
YNF |
| MOQ |
1 Piece |
| Payment Method |
T/T, Western Union |
| Shipping Method |
Sea, Air, Express |
Cylinder Block Applications
| Application Scenario |
Description |
| Hydraulic Pump Overhaul |
Restores oil circulation efficiency in main pump system |
| Excavator Maintenance Workshop |
Used in regular pump chamber replacement operations |
| Parts Distributors |
Stock item for high-turnover excavator hydraulic components |
| OEM-alternative Replacement |
Fits various machines using PCR-5B-30A hydraulic assemblies |
| Fleet Equipment Maintenance |
Ideal for mini to mid-range excavator fleets |
PCR-5B-30A Pump Block Detail Display
Why Choose the Right Cylinder Block for Your Hydraulic Pump?
In excavators, the cylinder block is a critical hydraulic element that directly impacts oil pressure distribution, piston travel, and power output. A poor-quality block may lead to inefficient swing or travel functions. With YNF’s YNF16485 pump block, buyers gain OEM-level precision, superior durability, and reduced maintenance intervals.
Related Products:
-
Hydraulic Piston Set for PCR-5B-30A
-
Valve Plate for Excavator Main Pump
-
Center Pin & Swing Bearing Set
-
Hydraulic Pump Seal Repair Kit
-
Mini Excavator Hydraulic Pump Repair Parts
FAQs:
-
Does this block fit Kubota, Komatsu, or Doosan models?
If your machine uses PCR-5B-30A pump, it fits—please confirm with our team.
-
Can I order a complete repair kit with pistons and plates?
Yes, bundled kits are available on request.
