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New 2J0157 Seal O Ring Replacement suitable for Caterpillar Equipment
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Description for 2J0157 Seal O Ring
â–¶Specification for 2J0157 Seal O Ring
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Customer Reviews
customer service and parts availability is fantastic
100% recommend it is a good parts by par for five years and everything is good
Excellent and prompt response.
Propel parts team helped me greatly regarding a special request and I always get prompt response.
They’re fantastic!
Great service!
Excelente atencion y refacciones de calidad
Above and Beyond
Staff took care of issue that was nit created by them. Package was lost by UPS. Propel sent me another part Next Day Air to correct it.
Been buying from them for years and have almost never had an issue. The few times I had a question or something to handle, they have shown amazing customer service. Great product and a great company.
Quality Caterpillar parts
Very fast delivery and respons from Propel Parts
This is my second time that I bought something from it, first time delivery time was in one week from US to Serbia
Great service affordable parts
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!
Product Questions
Frequently Asked Questions
What is the Caterpillar O-Ring 2J0157?
The 2J0157 is a standard O-ring seal used across multiple Caterpillar equipment systems ??? including hydraulic, cooling, and fuel applications ??? to prevent fluid leakage at component interfaces and connection points.
Which machines or systems use the 2J0157 O-ring?
This O-ring is used across a wide range of Caterpillar equipment. Always verify your specific application using the parts manual for your machine. Please reach out to Propel Parts for help verifying fitment if needed.
What are signs the 2J0157 O-ring has failed?
Replace the O-ring if you see:
- Fluid seeping from the sealed connection
- Visible hardening, cracking, or permanent deformation of the ring
- Recurring leaks even after tightening hardware
- Signs of chemical swelling or deterioration
Early replacement prevents fluid loss and contamination of surrounding systems.
What material is the 2J0157 O-ring made from?
The 2J0157 is manufactured from nitrile rubber (NBR) or compatible elastomer material that meets or exceeds OEM specifications for Caterpillar sealing applications ??? including temperature resistance, hardness, and compatibility with petroleum-based fluids.
Is the 2J0157 a high-quality aftermarket O-ring?
Yes. The 2J0157 from Propel Parts is a premium aftermarket O-ring manufactured to exact dimensional and durometer specifications. It meets or exceeds OEM performance standards for Caterpillar equipment sealing.
Browse our complete collection of seals and gaskets for Caterpillar equipment including O-rings, gaskets, and seal kits.
How do I properly install the 2J0157 O-ring?
Clean the groove, lubricate lightly with clean system fluid, and seat the O-ring without twisting. Assemble the joint carefully and torque fasteners to specification. Confirm there are no leaks once the system is pressurized.
Should I order multiple O-rings at once?
Yes ??? ordering several is a good idea, especially for older machines where multiple seals may be near end of life. Keeping spares on hand reduces downtime during unexpected failures.
Consider purchasing a complete seal kit to address all O-rings in a circuit or assembly at once.
Shipping | Returns
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.
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