How do I confirm pilotpart307124 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Main Hydraulic Pump Coupling Assy 4191663 For Hitachi Excavator ZX330 ZX330-HHE ZX360LC-HHE ZX370MTH

For Hyd.pump Hydraulic Coupler

Hydraulic Coupler 4191663 for Hyd.pump

OEM / REF: 4191663SKU: pilotpart307124

Main Hydraulic Pump Coupling Assy 4191663 For Hitachi Excavator ZX330 ZX330-HHE ZX360LC-HHE ZX370MTH is a Hydraulic Coupler replacement part indexed for Part Number and Hyd.Pump shaft to Engine Flywheel. Match OEM part number 4191663 and confirm fitment for Hyd.pump Hydraulic & Pneumatic Parts before ordering.

Stock: In stock
Condition: New
Fitment: Hyd.pump Hydraulic & Pneumatic Parts
Category: Hydraulic Coupler

Fitment support before you order
Worldwide delivery options

Quote required

Price on requestRFQ

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 23 – Oct 30
10	Oct 21 – Oct 28
50	Oct 19 – Oct 26

Estimates from today; confirm exact lead time before payment.

Quantity

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This part requires a quote. Add it to your quote list or send machine details for pricing and lead time.

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Lead times can vary by freight route and customs. Contact support for expedited shipping.

Hydraulic Coupler Description

This Hydraulic Coupler is indexed for Part Number; Hyd.Pump shaft to Engine Flywheel. Compare reference number 4191663 against the label on your existing Hyd.pump component before ordering.

Before checkout, compare OEM part number 4191663, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

4191663

Applications

Part Number
Hyd.Pump shaft to Engine Flywheel

Specifications

Part Number	4191663

Fitment Notes

Brand or application signal: Hyd.pump Hydraulic & Pneumatic Parts
Product family: Hydraulic Coupler
System category: Hydraulic & Pneumatic Parts > Connections > Hydraulic Coupler
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.