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Deere 650D 850D LC Main Hydraulic Pump 9276420 4635645 PG200042 FYA00003063 FYA00003076 Fit 650DLC 850DLC Excavator Parts

Place of Origin:China
Brand Name:John Dere
Certification:CE
Model Number:650D 850D LC
Minimum Order Quantity:1 PCS
Price:Negotiation
Payment Terms:L/C,D/A,D/P,T/T,alibab TRADE ASSURANCE,WEST UNION,PAYPAL
Supply Ability:100 PCS / Months
Product Details
Highlight:

Deere 650D LC hydraulic pump

,

850D excavator main pump

,

John Deere hydraulic pump replacement

Model: John Dere 650D 850D LC
Type: K3V280
Part Name: Main Hydraulic Pump
Application: Excavator
Part Number: 9276420 4635645 PG200042 FYA00003063 FYA00003076
Condition: New
Quality: Aftermarket High Quality
Warranty: 12 Months
Shipment: Sea / Air / Express DHL FEDEX UPS
Product Description
# Part No. Description Qty

4635645 PUMP; PISTON 1
01 4661507 . PUMP; REGULATOR 1
011 0718001 . PISTON ASS'Y 1
011A ---- .. PISTON 9
011B ---- .. SHOE 9
014 0703002 . CYL. ASS'Y 1
014A ---- .. BLOCK; CYL. 1
014B ---- .. PLATE; VALVE 1
030 0716801 . PLATE ASS'Y 1
030A ---- .. PLATE 1
030B ---- .. BUSHING 1
111 0682301 . SHAFT; DRIVE 1
123 0682302 . BRG.; ROL. 1
124 0682303 . BRG.; NEEDLE 1
127 0339809 . SPACER 1
130 0682304 . BOOSTER 1
153 0718002 . RETAINER 1
156 0828401 . BUSHING 1
157 0682307 . SPRING 9
211 0682309 . PLATE 1
251 0981101 . SUPPORT 1
261 0682311 . COVER 1
263 0981102 . COVER 1
271 0981103 . CASING 1
312 0682314 . COVER 1
325 0682315 . COVER 1
401 0682316 . BOLT; SOCKET 4
403 0111530 . BOLT; SOCKET 6
406 M340820 . BOLT; SOCKET 4
408 0102411 . BOLT; SOCKET 3
466 0236014 . PLUG 2
468 0175233 . PLUG 3
490 0263019 . PLUG 27
491 0451027 . SCREW 2
492 0451028 . PLUG 2
530 0800706 . PIN ASS'Y 1
530A ---- .. PIN 1
530B ---- .. PIN 1
532 0800707 . PISTON; SERVO 1
534 0682319 . STOPPER 1
535 0682320 . STOPPER 1
702 4292386 . O-RING 1
706 0443413 . O-RING 1
710 0682321 . O-RING 1
717 0682322 . O-RING 2
719 0682323 . O-RING 1
724 0443801 . O-RING 10
725 4297379 . O-RING 4
728 0443408 . O-RING 3
732 0682324 . O-RING 1
774 0682325 . SEAL; OIL 1
789 0682326 . RING; BACK-UP 1
792 0682327 . RING; BACK-UP 1
808 0451038 . NUT 2
824 960323 . RING; RETAINING 1
885 0313404 . PIN 1
887 4144353 . PIN; SPRING 2
901 0134458 . BOLT; EYE 2
953 0339847 . SCREW 1
954 0682328 . SCREW; SET 1
981 ---- . PLATE 1
983 0625509 . PIN 2
Deere 650D / 850D LC Main Hydraulic Pump
9276420 / 4635645 / PG200042 / FYA00003063 / FYA00003076 | Aftermarket New | Belparts Excavator Parts
1. Basic Information
  • Part Name: Tandem variable displacement axial piston main pump (with pilot gear pump)
  • OEM Numbers:
    • 9276420: Deere main pump assembly
    • 4635645: Deere reference number
    • PG200042: Deere / Hitachi interchange number
    • FYA00003063 / FYA00003076: Hitachi OEM cross-reference
  • Fits Models:
    • Deere 650D / 650DLC (69 ton, large excavator)
    • Deere 850D / 850DLC (84 ton, large excavator) Deere
    • Also compatible with Hitachi ZX650-3 / ZX850-3
  • Condition: Aftermarket New (Korean/Chinese high-quality aftermarket)
  • Warranty: 12 months
  • Weight: Approx. 380–400 kg
  • Stock: In stock, ships 3–7 working days
2. Key Features
  • Hitachi OEM Design: Matches original pump specs for 650D/850DLC
  • Tandem Piston + Pilot Gear: 2× variable pistons + integrated gear pilot
  • Load‑Sensing System: Optimized for Deere PowerTech 6135 engine (345 kW / 463 hp for 650D; 397 kW / 532 hp for 850D) Deere
  • Direct Bolt‑On Fit: No modifications needed for 650D/850DLC
  • High Flow & Pressure: Meets large excavator heavy‑duty hydraulic demands Deere
  • Belparts Quality: 100% pressure, leakage, and efficiency tested; CE certified
3. Technical Specifications
  • Main Pumps (2 × Variable Piston):
    • Rated Flow: 2 × 228 L/min (120 gpm) @ 2,000 rpm Deere
    • System Pressure: 319 bar (4,627 psi) (implement circuits) Deere
    • Travel/Swing Pressure: 343 bar (4,975 psi) Deere
  • Pilot Pump (Gear Type):
    • Rated Flow: 30 L/min (7.9 gpm) Deere
    • Pressure: 39 bar (566 psi) Deere
  • Total Flow: ~486 L/min (128 gpm)
  • Rotation: Counterclockwise (LH)
  • Drive: Direct engine mount (SAE J611 flange)
4. Compatibility & Cross Reference
  • Fits: Deere 650D, 650DLC, 850D, 850DLC
  • Interchange P/N: 9276420, 4635645, PG200042, FYA00003063, FYA00003076
  • Also Fits: Hitachi ZX650-3, ZX850-3
5. Belparts Advantages
  • 13+ years in 60–90 ton large excavator main hydraulic pumps
  • Strict QC: Full pressure, efficiency, and leakage testing
  • Global warehouse stock (Guangzhou), fast sea/air shipping
  • Professional technical support & installation guidance
  • Competitive pricing vs. genuine OEM
6. FAQ
Q1: What’s the difference between 650D and 850D pump?

A: Same pump assembly; 850D uses higher engine power but identical hydraulic pump specs.

Q2: Are these pumps interchangeable with Hitachi?

A: Yes, they share the same Hitachi OEM base design (FYA numbers).

Q3: Is the aftermarket pump reliable for such large machines?

A: Yes, our aftermarket pumps meet OEM performance specs and are backed by a 12‑month warranty.

Deere 650D 850D LC Main Hydraulic Pump 9276420 4635645 PG200042 FYA00003063 FYA00003076 Fit 650DLC 850DLC Excavator Parts
Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
0
2 star
0
1 star
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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.
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