How do I confirm pilotpart346422 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 Hydraulic Filter

Hydraulic Filter 4I-3948 for Caterpillar

OEM / REF: 4I-3948SKU: pilotpart346422

Hydraulic Filter 4I-3948 For Caterpillar Excavator CAT 320B 330B is a Hydraulic Filter replacement part indexed for Part Number and Caterpillar Excavator CAT 330B, 320BLN ,320BL, 330BL, 320B, 322BL, 320BS, 345BMH, 330BLN, 322BLN, 345BL, 320BN, 345BIIL. Match OEM part number 4I-3948 and confirm fitment for Caterpilla...

Stock: In stock
Condition: New
Fitment: Caterpillar Seals, Filters & Maintenance Parts
Category: Hydraulic Filter

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$86.00USD/EA

~~$29,899.00~~Save 100%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

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.

Hydraulic Filter Description

This Hydraulic Filter is indexed for Part Number; Caterpillar Excavator CAT 330B, 320BLN ,320BL, 330BL, 320B, 322BL, 320BS, 345BMH, 330BLN, 322BLN, 345BL, 320BN, 345BIIL. Compare reference number 4I-3948 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number 4I-3948, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

4I-3948

Applications

Part Number
Caterpillar Excavator CAT 330B, 320BLN ,320BL, 330BL, 320B, 322BL, 320BS, 345BMH, 330BLN, 322BLN, 345BL, 320BN, 345BIIL

Specifications

Part Number	4I-3948, 4I3948

Fitment Notes

Brand or application signal: Caterpillar Seals, Filters & Maintenance Parts
Product family: Hydraulic Filter
System category: Seals, Filters & Maintenance Parts > Filters > Hydraulic Filter
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.