How do I confirm pilotpart503955-9418277355768 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

Aftermarket NTN UCP309 Plummer Pillow Block Housing Unit Mounted Bearing Assembly

For NTN Bearing, Gear & Shaft

Bearing, Gear & Shaft UCP309 for NTN

OEM / REF: UCP309SKU: pilotpart503955-9418277355768

Aftermarket NTN UCP309 Plummer Pillow Block Housing Unit Mounted Bearing Assembly is a Bearing, Gear & Shaft replacement part for NTN Transmission & Undercarriage Parts, categorized under Transmission & Undercarriage Parts > Bearing, Gear & Shaft. Use OEM part number UCP309 and confirm machine model, engine model, a...

Stock: In stock
Condition: New
Fitment: NTN Transmission & Undercarriage Parts
Category: Bearing, Gear & Shaft

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$58.00USD/EA

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

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Bearing, Gear & Shaft Description

This listing helps buyers source a Bearing, Gear & Shaft for NTN Transmission & Undercarriage Parts by OEM number UCP309, SKU pilotpart503955-9418277355768, and Transmission & Undercarriage Parts > Transmission Parts > Bearing, Gear & Shaft category filters.

Before checkout, compare OEM part number UCP309, 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

UCP309

Fitment Notes

Brand or application signal: NTN Transmission & Undercarriage Parts
Product family: Bearing, Gear & Shaft
System category: Transmission & Undercarriage Parts > Transmission Parts > Bearing, Gear & Shaft
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.