New 5J8175 Seal U Cup Replacement suitable for Caterpillar 938F, 938G, 950F, 950F II, 950G, 960F, 962G, 515, 518C, 525, 528B, 4S, 3, D4C III, D4H, D4H III, D4H XL, D5M, 933, 4P, 517, D4HTSK II, D4HTSK III, 54H, 120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H
- New Seal U Cup Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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This part is guaranteed to fit your machine.
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Description for 5J8175 Seal U Cup
▶Specification for 5J8175 Seal U Cup
▶Exact Fit Guarantee for 5J8175 Seal U Cup
▶| Models | 120G, 120H, 120H ES, 120H NA, 12G, 12H, 3, 4P, 4S, 515, 517, 518C, 525, 528B, 54H, 933, 938F, 938G, 950F, 950F II, 950G, 960F, 962G, D4C II, D4C III, D4H, D4H II, D4H III, D4H XL, D4HTSK II, D4HTSK III, D5M & more |
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| Dimensions | 2.17x2.17x0.20 |
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Our CSR for Dymax Inc., Deb, has been extremely helpful and consistently provides quick, accurate information regarding parts and inventory. When we encounter difficulties finalizing transactions through the internal website, she is able to promptly generate quotes and provide an external, secure method for payment. Her responsiveness and willingness to assist play a key role in supporting our team’s success.
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Very nice job
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They were great to deal with
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Have been buying parts from them for years, and they have always delivered, both with parts and customer service.
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Buen servicio y atención
Frequently Asked Questions
What is this Caterpillar seal replacement used for?
This high-quality aftermarket seal replacement is designed to help maintain dependable sealing performance in Caterpillar equipment systems across multiple machine models. It is manufactured to meet or exceed OEM specifications for durability and leak protection.
What are the benefits of this Caterpillar seal replacement?
- Helps reduce leaks and pressure loss
- Supports reliable sealing performance
- Manufactured from durable sealing materials
- Designed to meet or exceed OEM specifications
- Helps protect components from contamination
Is this seal compatible with multiple Caterpillar machines?
Yes, this seal replacement may fit various Caterpillar equipment models depending on the assembly and application requirements. If you are unsure don’t hesitate to reach out to Propel Parts for help verifying fitment.
Why is replacing worn seals important?
Replacing worn seals helps prevent leaks, contamination, and premature wear on surrounding components while supporting dependable system operation.
Does this seal replacement meet OEM standards?
Yes, this aftermarket replacement is designed to meet or exceed OEM specifications for fit, sealing performance, and long-term durability.
Can damaged seals affect equipment performance?
Yes. Damaged or deteriorated seals may lead to fluid loss, reduced pressure, contamination, and increased maintenance requirements.
Are related Caterpillar sealing products available from Propel Parts?
Yes. Propel Parts offers a wide selection of replacement seals and sealing components for Caterpillar equipment. You can also explore the Caterpillar Equipment Seal O-Ring 6D7146 for another related sealing solution.
This 5J8175 Seal U Cup is compatible with the following models:
120G, 120H, 120H ES, 120H NA, 12G, 12H, 3, 4P, 4S, 515, 517, 518C, 525, 528B, 54H, 933, 938F, 938G, 950F, 950F II, 950G, 960F, 962G, D4C II, D4C III, D4H, D4H II, D4H III, D4H XL, D4HTSK II, D4HTSK III, D5M & more...

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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