New 0940876 Seal U Cup Replacement suitable for Caterpillar Equipment
- New Seal U Cup Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 940876 Seal U Cup
â–¶Specification for 940876 Seal U Cup
â–¶Exact Fit Guarantee for 940876 Seal U Cup
â–¶| Dimensions | 0.55x0.55x0.04 |
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Fast response and very attentive! Thanks Deb.
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I own old cat bulldozers D8k,D8H,D8N that required frequent repairs and servicing. it was erratic and practically cumbersome to keep them running without constant supply of reliable
and affordable spares in Uganda a third world country however,since I started dealing with propel parts US,my bulldozers have earned reliability and efficiency in providing high quality services to clients and making me a great dependable construction company in earth moving.
My shipments are always handled expeditiously and delivered in record time to Uganda this is awesome from Propelparts.
My business is booming by the clock for finding the best partner in Propelparts. -
Customer service was great! There was a small problem with the part and they responded quickly and respectfully until was resolved! Highly recommended
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To my country the company is doing great
The products they market is good and
Affordable.
They can delivery to any country, stree free.
Tested and trusted. -
Very knowledgeable and quick to quote parts.
Very quick to respond to parts quotes. Knowledgeable and Polite, and very quick shipping. Definitely will purchase parts from these guys in the future.
Frequently Asked Questions
What is the 0940876 Seal U Cup used for in Caterpillar equipment?
The 0940876 Seal U Cup is designed to provide reliable sealing performance in Caterpillar hydraulic and mechanical systems. It helps prevent fluid leakage and maintains proper pressure levels, ensuring smooth equipment operation. This replacement part is a high-quality aftermarket option that meets or exceeds OEM expectations, making it ideal for maintenance and repair needs.
Is this Seal U Cup compatible with all Caterpillar models?
Compatibility depends on your specific machine model and application. The 0940876 Seal U Cup is used across select Caterpillar equipment, but fitment can vary.
If you are unsure don’t hesitate to reach out to Propel Parts for help verifying fitment.
What are the benefits of using a replacement Seal U Cup?
Using a properly designed Seal U Cup helps:
- Prevent hydraulic fluid leaks
- Maintain system pressure stability
- Improve equipment efficiency
- Reduce downtime and maintenance costs
When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications for long-term performance.
How do I know if my Seal U Cup needs replacement?
Common signs include:
- Hydraulic fluid leakage
- Loss of system pressure
- Decreased machine performance
- Visible wear or cracking on seals
Replacing worn seals early helps avoid major system damage and costly repairs.
What material is used in the 0940876 Seal U Cup?
This Seal U Cup is manufactured using durable, wear-resistant elastomer materials designed to withstand pressure, heat, and heavy-duty operating conditions. It is engineered for long service life in demanding Caterpillar applications.
Can I install the Seal U Cup myself?
Yes, installation can be done with basic mechanical knowledge, but proper sealing alignment is important. Always ensure the system is clean before installation to avoid damage or premature wear.
For best results, professional installation is recommended in critical hydraulic systems.
Where can I find other Caterpillar engine and sealing components?
You can explore a wide range of related components like engine and sealing solutions in the
Engine Parts collection for Caterpillar equipment, which includes pistons, gaskets, and other critical components designed for heavy-duty performance.
Are Seal U Cup replacements reliable for long-term use?
Yes, when sourced from trusted suppliers, Seal U Cup replacements are engineered to deliver dependable performance.
For sealing applications, you can also explore related components in the
engine seals and sealing components category, which includes precision-fit parts designed for durability and leak prevention.

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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