How do I confirm pilotpart163923 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

Electric Motor 520-8331 for Caterpillar CAT Excavator 323 320 320GC 336

For Caterpillar Hand Tools

Hand Tools CA520-8331 for Caterpillar

OEM / REF: CA520-8331SKU: pilotpart163923

Electric Motor 520-8331 for Caterpillar CAT Excavator 323 320 320GC 336 is a Hand Tools replacement part for Caterpillar Tools and Accessories, categorized under Tools and Accessories > Hand Tools. Use OEM part number CA520-8331 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Caterpillar Tools and Accessories
Category: Hand Tools

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$129.00USD/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

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.

Hand Tools Description

This Hand Tools is indexed for Caterpillar s:for Caterpillar Excavator: 323, 320, 320GC, 320 GC, 336. Compare reference number CA520-8331 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 520-8331, 320GC. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

CA520-8331 520-8331 320GC

Applications

Caterpillar s:for Caterpillar Excavator: 323, 320, 320GC, 320 GC, 336

Fitment Notes

Brand or application signal: Caterpillar Tools and Accessories
Product family: Hand Tools
System category: Tools and Accessories > Hand Tools > Hand Tools
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.