logo

Kubota KX019-4 Main Hydraulic Pump OEM RB236-61112 fit Mini Excavator Parts BELPARTS

Place of Origin:Original Place
Brand Name:Kubota
Certification:CE
Model Number:KX019-4
Minimum Order Quantity:1PCS
Price:Negotiated price
Payment Terms:T/T,trade assurance,PayPal,L/C,D/P,D/A,Western Union,MoneyGram
Supply Ability:100 PCS / Months
Product Details
Model: KX019-4
Type: PVD-00B-15P-5G3-4982A
Parts Number: RB236-61112
Quality: OEM
Part Name: Hydraulic Piston Pump
Application: Mini Excavator
Warranty: 12 Months
Shipment: Sea / Air / Express DHL FEDEX UPS
Product Description
Kubota KX019-4 Main Hydraulic Pump
OEM RB236-61112 | Nachi PVD-00B-15P Series | New Aftermarket | BELPARTS
1. Basic Information
  • Part Name: Nachi PVD-00B-15P Variable Axial Piston Pump (Main Pump + Integrated Pilot Gear Pump)
  • OEM Part Number: RB236-61112
  • Compatible Models: Kubota KX019-4 (1.8–2 ton mini excavator)
  • Condition: Brand new aftermarket replacement
  • Warranty: 12 months
  • Net Weight: Approx. 28 kg
  • Stock: In stock, ships within 3–7 working days
  • Brand: BELPARTS
  • Equivalent OEM Refs: RB238-61110, RG138-61110 (cross-reference compatible)
2. Key Features
  • Original Nachi PVD-00B-15P design, perfectly matched to KX019-4 hydraulic parameters
  • Tandem piston structure (8cm³/rev × 2) with integrated pilot gear pump
  • Constant horsepower control prevents engine stall under heavy load
  • Internal drain type, no external drain piping required
  • Direct bolt-on installation, no modification needed
  • High-pressure cast iron housing for durability in tight job sites
  • 100% pressure, leakage & efficiency tested; CE & ISO9001 certified
3. Technical Specifications (PVD-00B-15P)
  • Pump Type: Open circuit variable axial piston pump (tandem)
  • Main Pump Displacement: 8 cm³/rev × 2
  • Rated Pressure: 24.5 MPa (245 bar)
  • Max Pressure: 27.5 MPa (275 bar)
  • Rated Flow: ~34.6 L/min @ 2,200 RPM
  • Pilot Pump Flow: 3.5 L/min @ 4.9 MPa
  • Rotation Direction: Clockwise (engine side)
  • Mounting: 2-bolt base, SAE A flange
  • Drive Shaft: 13-tooth spline
4. Compatibility & Cross Reference
  • Fits: Kubota KX019-4 (also compatible with U17-3a, KX41-3, KX018-4)
  • Interchangeable Part Numbers:
    • Kubota: RB236-61112, RB238-61112, RB238-61110, RG138-61110
    • Nachi: PVD-00B-15P-5G3-4982A
5. BELPARTS Advantages
  • 13+ years specializing in 1–2 ton Kubota mini excavator hydraulic pumps
  • Strict QC: 100% pressure & leakage testing before shipping
  • Guangzhou warehouse stock, flexible sea/air shipping worldwide
  • Professional technical support & installation guidance
  • Cost-effective alternative to genuine Nachi/Kubota OEM parts
6. FAQ
Q1: Does this pump fit KX019-4 only?

A: It’s a direct fit for KX019-4 and also compatible with U17-3a, KX41-3, KX018-4.

Q2: Is this the same as the original Nachi pump?

A: Yes. Built to original specs with identical dimensions, pressure ratings, and connections.

Q3: What’s the delivery time?

A: In stock, ships within 3–7 working days. Air and sea shipping available.

Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
0
2 star
0
1 star
0
All Reviews
  • J
    Jeff
    South Africa Mar 20.2026
    ★★★★★
    ★★★★★
    This OEM-quality hydraulic pump fits my machine perfectly, and it runs very well on it.
You May Also Like
Quality YANMAR VIO40-2 VIO40-3 VIO50-2 VIO50-3 VIO55-2 VIO55-3 Main Hydraulic Pump OEM PSVD2-17E B0600-16023 B0600-16017 Mini Excavator factory

YANMAR VIO40-2 VIO40-3 VIO50-2 VIO50-3 VIO55-2 VIO55-3 Main Hydraulic Pump OEM PSVD2-17E B0600-16023 B0600-16017 Mini Excavator

YANMAR VIO40-2 VIO40-3 VIO50-2 VIO50-3 VIO55-2 VIO55-3 Main Hydraulic Pump OEM PSVD2-17E B0600-16023 B0600-16017 Mini Excavator
Quality Kubota U20-3 U25-3 Final Drive KYB MAG-18VP-230F OEM Travel Motor B0240-18076 RB511-61290 RB559-61290 RC157-78000 For Mini Excavator Parts factory

Kubota U20-3 U25-3 Final Drive KYB MAG-18VP-230F OEM Travel Motor B0240-18076 RB511-61290 RB559-61290 RC157-78000 For Mini Excavator Parts

Final Drive For Kubota U20-3 U25-3 Mini Excavator Parts KYB MAG-18VP-230F Travel Motor B0240-18076 RB511-61290 RB559-61290 RC157-78000
Quality Bobcat E17 E19 E20 E17Z E20Z Swing Motor Reducer 7024418 7024419 For Mini Excavator factory

Bobcat E17 E19 E20 E17Z E20Z Swing Motor Reducer 7024418 7024419 For Mini Excavator

Bobcat E17 E19 E20 E17Z E20Z Swing Motor Reducer 7024418 7024419 For Mini Excavator OEM
Quality PC55MR-3 Hydraulic Control Valve 723-18-18200 723-18-18201 723-18-18202 for KOMATSU Excavator Original Parts factory

PC55MR-3 Hydraulic Control Valve 723-18-18200 723-18-18201 723-18-18202 for KOMATSU Excavator Original Parts

PC55MR-3 Hydraulic Control Valve 723-18-18200 723-18-18201 723-18-18202 for KOMATSU Excavator Original Parts
Contact Us
You Can Contact Us At Anytime!