New 5P9439 Ball Bearing Replacement suitable for Caterpillar Equipment
- New Ball Bearing Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 5P9439 Ball Bearing
â–¶Specification for 5P9439 Ball Bearing
â–¶Exact Fit Guarantee for 5P9439 Ball Bearing
â–¶| Dimensions | 3.15x1.77x3.15 |
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Australian buyer, sales where professional and very responsive with secure parts identification.
Highly recommend.
Bedrock Exploration Pty Lt, Australia
Customer Follow-Up After Delivery:
Thank you Deb and your colleague Anthony A for your help in supplying a replacement part which arrived in good time and is running smoothly.
I shall continue to use your services and recommend you to other remote miners, as your services and delivery times are better than our home-based suppliers.
With thanks again.
Regards, Gerard
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Very thorough ! Confirmed order and great communications.
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Great customer service answered email question quickly.
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Great customer service.
Prompt , knowledgeable and friendly service. -
Having issue running my credit card, Steven was more than helpful to send me a payment link to complete my transaction!
Frequently Asked Questions
What is the 5P9439 bearing used for?
The 5P9439 bearing provides a low-friction surface that lets a shaft or component rotate smoothly under load. It carries the load and helps maintain correct clearance.
How do I install the 5P9439 bearing?
Fitting the 5P9439 correctly comes down to clean surfaces and following the manual sequence. Work through these steps:
- Shut down and let the assembly cool, then follow safe service procedures
- Remove the old bearing and inspect the journal or housing
- Clean all surfaces and check clearances against the manual
- Fit the 5P9439 with the correct orientation and seating
- Lubricate as directed and confirm the assembly turns freely
Which Caterpillar machines is the 5P9439 compatible with?
The 5P9439 bearing is used across many Caterpillar applications, but the correct fit depends on your exact model and assembly. Always cross-check fitment using your service manual or part reference guide before ordering. If you are still unsure, reach out to Propel Parts, our team will be happy to help you verify if this part fits your equipment.
Does the 5P9439 bearing meet performance standards?
Yes. The 5P9439 is built to meet OEM specifications for fit, strength, and service life. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to keep the assembly protected.
How often should the 5P9439 be replaced?
Service life for the 5P9439 depends on operating conditions and load. Replace it on inspection findings or at the interval your manual specifies rather than waiting for a failure.
What are the signs of a worn or failing 5P9439 bearing?
When the 5P9439 reaches the end of its service life, the symptoms tend to show up first as performance or wear issues. Look for:
- Knocking, rumbling, or whining under load
- Excessive play or movement in the assembly
- Metal particles in the oil or on inspection
- Scored, pitted, or discolored bearing surfaces
Why is the 5P9439 important, and what related parts work with it?
Replacing the 5P9439 when needed keeps the system within its designed clearances and loads, which extends the life of the surrounding parts and supports dependable performance. Related hardware on our site includes 9X4598 Seal and 3S0004 Washer.

We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.
We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.
Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.

Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.

Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.
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