How do I confirm pilotpart366739-8452695621880 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

For Caterpillar CAT 312C 312C L Excavator 3064 3054T Engine Hydraulic Main Pump 173-0663

For Caterpillar Hydraulic Pump

Hydraulic Pump 173-0663 for Caterpillar

OEM / REF: 173-0663SKU: pilotpart366739-8452695621880

For Caterpillar CAT 312C 312C L Excavator 3064 3054T Engine Hydraulic Main Pump 173-0663 is a Hydraulic Pump replacement part for Caterpillar Hydraulic & Pneumatic Parts, categorized under Hydraulic & Pneumatic Parts > Hydraulic Pump. Use OEM part number 173-0663 and confirm machine model, engine model, and serial d...

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 Caterpillar s: 312C & 312C L Excavators CBA00001-01200 (MACHINE) 312C & 312C L Excavators CBA01201-UP (MACHINE) POWERED BY 3064 Engine 312C & 312C L Excavators BWH00001-UP (MACHINE) POWERED BY 3064 Engine 312C & 312C L Excavators BNN00001-UP (MACHINE) POWERED BY 3054T Engine. Compare reference number 173-0663 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA1730663. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

173-0663 CA1730663

Applications

Caterpillar s: 312C & 312C L Excavators CBA00001-01200 (MACHINE) 312C & 312C L Excavators CBA01201-UP (MACHINE) POWERED BY 3064 Engine 312C & 312C L Excavators BWH00001-UP (MACHINE) POWERED BY 3064 Engine 312C & 312C L Excavators BNN00001-UP (MACHINE) POWERED BY 3054T Engine

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.