New 0328970 Seal O Ring Replacement suitable for Caterpillar Equipment (328970) (328970)
- New Seal O Ring Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 328970 Seal O Ring
▶Specification for 328970 Seal O Ring
▶Exact Fit Guarantee for 328970 Seal O Ring
▶| Dimensions | 0.51x0.51x0.12 |
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Always helpful and great pricing
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Helpful with making sure parts fit my machine
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Excellent service and very very good service
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Excellant customer service!
The prices are very good! The customer service is excellant! I had to contact them because our tax info wasn't right and they refunded it on the spot! Great job! we will be doing a lot more ordering from thi company. Highly recommended! -
Will definitely use regularly!
Shipped the exact product we were looking for. Prompt Customer Service. Seamless cross-border shipping
Frequently Asked Questions
What is the purpose of the 0328970 Seal O-Ring in Caterpillar equipment?
The 0328970 Seal O-Ring is designed to create a tight, leak-proof seal between connected components in your equipment. It helps prevent fluid or air leakage, ensuring optimal performance, pressure retention, and protection of internal parts from contamination.
Is the 0328970 Seal O-Ring compatible with all Caterpillar machines?
This seal is suitable for specific Caterpillar equipment models that require part number 328970. Compatibility can vary depending on your machine type and configuration.
- Check your equipment manual for part number confirmation
- Match dimensions and specifications carefully
If you are unsure, don’t hesitate to reach out to Propel Parts for help verifying fitment.
What materials are used in this O-Ring and how durable is it?
This is a premium aftermarket seal made from high-grade materials designed to withstand:
- High pressure environments
- Extreme temperature variations
- Exposure to oils and hydraulic fluids
It meets or exceeds OEM specifications, ensuring durability and long service life in demanding applications.
When should I replace the 0328970 Seal O-Ring?
You should consider replacing the O-Ring if you notice:
- Fluid leaks around sealed joints
- Cracking, flattening, or wear on the seal
- Loss of pressure or reduced system efficiency
Regular inspection during maintenance cycles helps prevent unexpected failures.
Can I install this Seal O-Ring myself?
Yes, installation is generally straightforward if you have basic mechanical knowledge. However, make sure to:
- Clean the sealing surface thoroughly
- Lubricate the O-Ring before installation
- Avoid twisting or overstretching
For best results, always follow your equipment’s service manual guidelines.
Are aftermarket O-Rings reliable for heavy equipment?
Yes, when replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications. Premium aftermarket O-Rings like this one are engineered for performance, reliability, and cost-effectiveness without compromising quality.
Where can I find more sealing components for Caterpillar equipment?
You can explore a wide range of seal and O-ring parts designed for heavy equipment maintenance and repair. These components are essential for maintaining system integrity and preventing leaks across various applications.
What other related parts should I check when replacing an O-Ring?
When replacing a seal, it’s a good idea to inspect surrounding components such as:
- Gaskets and washers
- Hydraulic fittings
- Housings and connectors
For a broader selection of related components, browse our engine parts category to ensure complete system reliability and performance.

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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