How do I confirm pilotpart158318 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 3500666 for Caterpillar CAT 434E 428E 422E 416E 414E Backhoe Loader C4.4 3054C 3054 Engine

For Caterpillar Hydraulic Pump

Hydraulic Pump 3500666 for Caterpillar

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

3500666, CA3500666, 434E, SEF00001-UP, C4.4, 428E, DPH00001-UP, 422E, MAW00001-UP, 416E, LMS00001-UP, CBD00001-UP

OEM / REF: 3500666SKU: pilotpart158318

Piston Pump 3500666 for Caterpillar CAT 434E 428E 422E 416E 414E Backhoe Loader C4.4 3054C 3054 Engine is a Hydraulic Pump replacement part indexed for Part Number and Caterpillar s: 434E Backhoe Loader SEF00001-UP (MACHINE) POWERED BY C4.4 Engine 428E Backhoe Loader DPH00001-UP (MACHINE) POWERED BY C4.4 Engine 422E...

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	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Submit RFQ now

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

Confirm fitment before ordering →

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: 434E Backhoe Loader SEF00001-UP (MACHINE) POWERED BY C4.4 Engine 428E Backhoe Loader DPH00001-UP (MACHINE) POWERED BY C4.4 Engine 422E Backhoe Loader MAW00001-UP (MACHINE) POWERED BY C4.4 Engine 416E Backhoe Loader Single Tilt LMS00001-UP (MACHINE) POWERED BY C4.4 Engine 416E Backhoe Loader Single Tilt Center Pivot CBD00001-UP (MACHINE) POWERED BY 3054C Engine 414E Backhoe Loader ELB00001-UP (MACHINE) POWERED BY 3054 Engine; Caterpillar s:for Caterpillar Backhoe Loader: 414E, 416E, 422E, 428E, 434E. Compare reference number 3500666 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA3500666, 434E, SEF00001-UP. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

3500666 CA3500666434ESEF00001-UPC4.4428EDPH00001-UP422EMAW00001-UP416ELMS00001-UP CBD00001-UP

Applications

Part Number
Caterpillar s: 434E Backhoe Loader SEF00001-UP (MACHINE) POWERED BY C4.4 Engine 428E Backhoe Loader DPH00001-UP (MACHINE) POWERED BY C4.4 Engine 422E Backhoe Loader MAW00001-UP (MACHINE) POWERED BY C4.4 Engine 416E Backhoe Loader Single Tilt LMS00001-UP (MACHINE) POWERED BY C4.4 Engine 416E Backhoe Loader Single Tilt Center Pivot CBD00001-UP (MACHINE) POWERED BY 3054C Engine 414E Backhoe Loader ELB00001-UP (MACHINE) POWERED BY 3054 Engine
Caterpillar s:for Caterpillar Backhoe Loader: 414E, 416E, 422E, 428E, 434E

Specifications

Part Number	3500666,CA3500666,350-0666

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.