Worldwide Shipping 
New 1H1023 Seal O Ring Replacement suitable for Caterpillar Equipment
- New Seal O Ring Replacement suitable for Caterpillar Equipment
- Made to USA Specification
Buy with Confidence: All parts are covered by our warranty
4.7
(Site rating)Description for 1H1023 Seal O Ring
▶Specification for 1H1023 Seal O Ring
▶Exact Fit Guarantee for 1H1023 Seal O Ring
▶| Dimensions | 3.50x6.00x0.08 |
|---|
-
They were great to deal with
-
rapid response!
-
Fast response and answers all my questions in a polite manner. Highly recommend.
-
He was a great help with ordering and refunding the sales tax,
-
Buen servicio y atención
Frequently Asked Questions
What are the Caterpillar O-Rings 1H1023 and 2H2836?
The 1H1023 and 2H2836 are standard O-ring seals used across Caterpillar hydraulic, fuel, and engine cooling systems. These O-rings prevent fluid leakage at fittings, connections, and component interfaces throughout the machine.
What equipment or systems use these O-rings?
Both O-rings are widely used across Caterpillar machine families. Always verify the specific application using your parts manual. If you are unsure, reach out to Propel Parts for help verifying fitment.
What are common signs these O-rings need replacement?
Replace if you observe:
- Fluid weeping or dripping at the sealed joint
- Visible cracking, hardening, or compression set
- Recurring leaks despite correctly tightened hardware
- Chemical swelling or deterioration from fluid exposure
Worn O-rings should be replaced promptly to prevent system contamination and fluid loss.
What material are the 1H1023 and 2H2836 O-rings made from?
These O-rings are manufactured from nitrile rubber (NBR) or compatible elastomers that meet or exceed OEM specifications for chemical compatibility, temperature resistance, and compression characteristics in Caterpillar equipment systems.
Are these high-quality aftermarket O-rings?
Yes. Both the 1H1023 and 2H2836 from Propel Parts are premium aftermarket O-rings manufactured to exact dimensional and hardness specifications. They meet or exceed OEM performance expectations for Caterpillar hydraulic and fuel sealing applications.
Browse our full collection of seals and gaskets for Caterpillar equipment including O-rings, seal kits, and gaskets.
Should I replace both O-rings at the same time?
Yes. If both O-rings are in the same assembly or circuit, replace them together. This ensures uniform sealing performance throughout the system and eliminates the risk of the other seal failing shortly after the first is replaced.
Can I purchase these O-rings as part of a seal kit?
In many cases, these O-rings are available as part of system-specific seal kits, which is a more economical and thorough approach to sealing system service.
Browse our seal kits for bundled O-ring and seal options for Caterpillar equipment.
Shipping
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.
Easy Returns
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.
Warranty
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.
1 YEAR UNLIMITED WARRANTY
ORDER BY 3PM EST. EXCL. WEEKEND
NO CORE OR EXCHANGE CHARGES
EASY RETURNS & FAST REFUNDS
