How do I confirm pilotpart191699 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

110H Coupling Assembly With Hub 4191663 for Hitachi Excavator EX300 EX300-5 EX300LC-3 EX310H-3C EX350K-5 EX370HD-5 ZX330 ZX350K

For Hitachi Coupling

Coupling EX300-2 for Hitachi

OEM / REF: EX300-2SKU: pilotpart191699

110H Coupling Assembly With Hub 4191663 for Hitachi Excavator EX300 EX300-5 EX300LC-3 EX310H-3C EX350K-5 EX370HD-5 ZX330 ZX350K is a Coupling replacement part for Hitachi Hydraulic & Pneumatic Parts, categorized under Hydraulic & Pneumatic Parts > Coupling. Use OEM part number EX300-2 and confirm machine model, engi...

Stock: In stock
Condition: New
Fitment: Hitachi Hydraulic & Pneumatic Parts
Category: Coupling

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$159.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Sep 22 – Sep 29
10	Sep 20 – Sep 27
50	Sep 18 – Sep 25

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Coupling Description

This Coupling is indexed for Hitachi s: Fit for Hitachi Excavator: EX300, EX300-2, EX300-3, EX300-3C, EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX300LCLL-5M, EX310H-3C, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5, EX370-5M, EX370HD-5, EX370LL-5M, EX385USR, ZX330, ZX330-HHE, ZX350H, ZX350K, ZX350LC-AMS, ZX350LC-HCME, ZX360LC-HHE, ZX370MTH, EX300LC, EX300LC-2, EX300LC-3, EX300LC-3C, EX330LC-5, EX370-5, ZAXIS330LC, ZAXIS370. Compare reference number EX300-2 against the label on your existing Hitachi component before ordering.

Additional cross references on file: EX300-3, EX300-3C, EX300-5. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

EX300-2 EX300-3 EX300-3C EX300-5 EX300-5HHE EX300LC-5M EX300LCLL-5 EX300LCLL-5M EX310H-3C EX345USR(LC)EX350H-5 EX350H-5HHE

Applications

Hitachi s: Fit for Hitachi Excavator: EX300, EX300-2, EX300-3, EX300-3C, EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX300LCLL-5M, EX310H-3C, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5, EX370-5M, EX370HD-5, EX370LL-5M, EX385USR, ZX330, ZX330-HHE, ZX350H, ZX350K, ZX350LC-AMS, ZX350LC-HCME, ZX360LC-HHE, ZX370MTH, EX300LC, EX300LC-2, EX300LC-3, EX300LC-3C, EX330LC-5, EX370-5, ZAXIS330LC, ZAXIS370

Fitment Notes

Brand or application signal: Hitachi Hydraulic & Pneumatic Parts
Product family: Coupling
System category: Hydraulic & Pneumatic Parts > Connections > Coupling
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.