How do I confirm pilotpart318051 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

Piston Pump 259-0814 for Caterpillar CAT 345C Excavator C13 Engine

For Caterpillar Hydraulic Pump

Hydraulic Pump 259-0814 for Caterpillar

Q: What part numbers are associated with this Hydraulic Pump?

259-0814, CA2590814, W345C, R5K00001-UP, 345C, SPC00001-UP, DHP00001-UP, B6N00001-UP, LYS00001-UP, GPH00001-UP, FPC00001-UP, ESD00001-UP

OEM / REF: 259-0814SKU: pilotpart318051

Piston Pump 259-0814 for Caterpillar CAT 345C Excavator C13 Engine is a Hydraulic Pump replacement part indexed for Part Number and Caterpillar s: W345C Material Handler R5K00001-UP (MACHINE) POWERED BY C13 Engine 345C UHD Excavator SPC00001-UP (MACHINE) POWERED BY C13 Engine 345C LC Excavator DHP00001-UP (MACHINE)...

Stock: In stock
Condition: New
Fitment: Caterpillar Hydraulic & Pneumatic Parts
Category: Hydraulic Pump

Fitment support before you order
Worldwide delivery options

Quote required

Price on requestRFQ

Estimated delivery by quantity

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

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 Pump Description

This Hydraulic Pump is indexed for Part Number; Caterpillar s: W345C Material Handler R5K00001-UP (MACHINE) POWERED BY C13 Engine 345C UHD Excavator SPC00001-UP (MACHINE) POWERED BY C13 Engine 345C LC Excavator DHP00001-UP (MACHINE) POWERED BY C13 Engine 345C L Mobile Hydraulic Power Units B6N00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator LYS00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator GPH00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator FPC00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator ESD00001-UP (MACHINE) POWERED BY C13 Engine 345C L Excavator SCN00001-UP (MACHINE) POWERED BY C13 Engine 345C L Excavator S5M00001-UP (MACHINE) POWERED BY C13 Engine 345C HCR Material Handler MTE00001-UP (MACHINE) POWERED BY C13 Engine 345C HCR Material Handler D3S00001-UP (MACHINE) POWERED BY C13 Engine 345C Fixed Cab Riser Material Handler M2R00001-UP (MACHINE) POWERED BY C13 Engine 345C Excavator TAJ00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Mobile Hydraulic Power Units M3E00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Hydraulic Excavator ELS00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Excavators BWY00001-UP (MACHINE) POWERED BY C13 Engine. Compare reference number 259-0814 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA2590814, W345C, R5K00001-UP. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

259-0814 CA2590814 W345C R5K00001-UP345CSPC00001-UP DHP00001-UP B6N00001-UP LYS00001-UP GPH00001-UP FPC00001-UP ESD00001-UP

Applications

Part Number
Caterpillar s: W345C Material Handler R5K00001-UP (MACHINE) POWERED BY C13 Engine 345C UHD Excavator SPC00001-UP (MACHINE) POWERED BY C13 Engine 345C LC Excavator DHP00001-UP (MACHINE) POWERED BY C13 Engine 345C L Mobile Hydraulic Power Units B6N00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator LYS00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator GPH00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator FPC00001-UP (MACHINE) POWERED BY C13 Engine 345C L Hydraulic Excavator ESD00001-UP (MACHINE) POWERED BY C13 Engine 345C L Excavator SCN00001-UP (MACHINE) POWERED BY C13 Engine 345C L Excavator S5M00001-UP (MACHINE) POWERED BY C13 Engine 345C HCR Material Handler MTE00001-UP (MACHINE) POWERED BY C13 Engine 345C HCR Material Handler D3S00001-UP (MACHINE) POWERED BY C13 Engine 345C Fixed Cab Riser Material Handler M2R00001-UP (MACHINE) POWERED BY C13 Engine 345C Excavator TAJ00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Mobile Hydraulic Power Units M3E00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Hydraulic Excavator ELS00001-UP (MACHINE) POWERED BY C13 Engine 345C & 345C L Excavators BWY00001-UP (MACHINE) POWERED BY C13 Engine

Specifications

Part Number	259-0814, 2590814, CA2590814

Fitment Notes

Brand or application signal: Caterpillar Hydraulic & Pneumatic Parts
Product family: Hydraulic Pump
System category: Hydraulic & Pneumatic Parts > Hydraulic Pumps & Motors > Hydraulic Pump
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.