How do I confirm pilotpart165724 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

Water Temperature Sensor 34390-00800 for Caterpillar Excavator E320B 311C 312C 312C L 318B 318B N

For Caterpillar Sensors

Sensors 51-7578 for Caterpillar

Q: What part numbers are associated with this Sensors?

51-7578, 297-9314, 34390-00800, E320B, 311C, 312C, 318B

OEM / REF: 51-7578SKU: pilotpart165724

Water Temperature Sensor 34390-00800 for Caterpillar Excavator E320B 311C 312C 312C L 318B 318B N is a Sensors replacement part indexed for Part Number and Caterpillar Excavator : E320B,311C,312C,312C L,318B,318B N, with 3 application records on file. Match OEM part number 51-7578 and confirm fitment for Caterpillar...

Stock: In stock
Condition: New
Fitment: Caterpillar Electrical Parts
Category: Sensors

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$61.14USD/EA

~~$29,899.00~~Save 100%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Sep 24 – Oct 1
10	Sep 22 – Sep 29
50	Sep 20 – Sep 27

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.

Sensors Description

This Sensors is indexed for Part Number; Caterpillar Excavator : E320B,311C,312C,312C L,318B,318B N; Caterpillar Caterpillar Excavator:E320B,311C,312C,312C L,318B,318B N; Caterpillar Caterpillar Excavator E320B 311C 312C 312C L 318B 318BN. Compare reference number 51-7578 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 297-9314, 34390-00800, E320B. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

51-7578 297-931434390-00800E320B311C312C318B

Applications

Part Number
Caterpillar Excavator : E320B,311C,312C,312C L,318B,318B N
Caterpillar Caterpillar Excavator:E320B,311C,312C,312C L,318B,318B N
Caterpillar Caterpillar Excavator E320B 311C 312C 312C L 318B 318BN

Specifications

Part Number	51-7578, 517578, 297-9314, 2979314, 34390-00800, 3439000800

Fitment Notes

Brand or application signal: Caterpillar Electrical Parts
Product family: Sensors
System category: Electrical Parts > Indicators & Sensing Components > Sensors
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.