How do I confirm pilotpart246931-8563683033336 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

Boom Cylinder Seal Kit 4438672 for Hitachi Excavator EX400-5 EX450H-5 EX550-5 EX600H-5 ZX450 ZX450H ZX460LCH ZX480MT ZX500LC ZX500W ZX650H

For Hitachi Seal Kit

Seal Kit EX450H-5 for Hitachi

Q: What part numbers are associated with this Seal Kit?

EX450H-5, ZX450, ZX450H, ZX450H-HHE, ZX460LCH-AMS, ZX460LCH-HCME, ZX480MT, ZX480MTH, ZX500LC, ZX500LCH, ZX500W, ZX650H

OEM / REF: EX450H-5SKU: pilotpart246931-8563683033336

Boom Cylinder Seal Kit 4438672 for Hitachi Excavator EX400-5 EX450H-5 EX550-5 EX600H-5 ZX450 ZX450H ZX460LCH ZX480MT ZX500LC ZX500W ZX650H is a Seal Kit replacement part for Hitachi Hydraulic & Pneumatic Parts, categorized under Hydraulic & Pneumatic Parts > Seal Kit. Use OEM part number EX450H-5 and confirm machine...

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$76.00USD/EA

Estimated delivery by quantity

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

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

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

Seal Kit Description

Hitachi Seal Kit buyers can use EX450H-5 to cross-check shape, connector style, and mounting position against the component being replaced.

Additional cross references on file: ZX450, ZX450H, ZX450H-HHE. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

EX450H-5 ZX450 ZX450H ZX450H-HHE ZX460LCH-AMS ZX460LCH-HCME ZX480MT ZX480MTH ZX500LC ZX500LCH ZX500W ZX650H

Fitment Notes

Brand or application signal: Hitachi Hydraulic & Pneumatic Parts
Product family: Seal Kit
System category: Hydraulic & Pneumatic Parts > Hydraulic Cylinders & Components > Seal Kit
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.