ONAN 185-2578 RELIEF VALVE GASKET - ONAN Genuine OEM Part
ONAN
- Payment methods
-
- SKU:
- ONAN 185-2578
- MPN:
- 185-2578
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates


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Description
- Certified as a genuine OEM ONAN component for guaranteed fit and function
- Essential sealing element that maintains pressure integrity in the relief valve system
- Engineered to support optimal engine efficiency by preventing leaks and ensuring safe pressure release
- Genuine Cummins/Onan parts power your reliability and performance needs
ONAN 185-2578 RELIEF VALVE GASKET - Harness the strength of ONAN engineering with peace of mind each time your equipment runs
The ONAN 185-2578 Relief Valve Gasket is a critical part designed to ensure proper operation of your system's relief valve, preventing leaks and protecting engine components from pressure-related damage. Its precise engineering fully complements your Cummins/Onan generator’s demanding function. Secure this genuine piece today and uphold the highest standards in power system durability. Genuine Cummins/Onan parts equip your power with proven excellence.
Benefit and Feature with Personal Assurance
- Authenticity assured: Manufactured to Cummins/Onan OEM standards for perfect match and long-term service
- Reliability: Crafted to withstand high temperature and pressure fluctuations, reducing maintenance frequency
- Efficiency: Helps maintain pressure balance for smooth engine operation and improved fuel economy
- Safety: Prevents hazardous leaks that could compromise engine and operator safety
Details
Category: Valve Gaskets
Product SKU: ONAN 185-2578
We are committed to guiding you through your purchase with expertise and attentiveness. Should you require more information, our help center is ready to provide detailed support. We sincerely wish for your repair to be smooth and successful, empowering your equipment with dependable power day after day.
Returns Information
You may return new, non-used, and unopened items within 30 days of delivery date under a 20% re-stocking fee in case you do not need it anymore or you have ordered a wrong item.
We cannot accept any returns on "Pumps, Motors, Electrical Items & Transmissions" whether the product is used or new, however in rare cases we may allow an exception under a 40% re-stocking fee.
If you need to return an item, please go to our chat located in the lower right corner, select the option “Returns” and follow the steps to submit your request. Please have on your hands pictures of the item, they will be requested. You will shortly receive an answer from our Customer Service Team providing authorization and return instructions. Likewise, if an exception cannot be authorized, you will receive an answer from us. No returns will be accepted in our warehouse without an RMA number (Return Merchandise Authorization).
All return shipping costs are on customer's responsibility and will not be refundable.
Returns are inspected once they arrive. If the inspection determines that the items are used, non-resellable condition, or damaged, the return will be denied and the customer will be contacted to ship the parts back at the customers' request and cost.
Cancellations
You may cancel your order, in whole or in part, only if the part is backordered and it isn't ready to ship. Once an order has been shipped, sent from the supplier to our warehouse, or in the dispatch line, we cannot cancel it. If your order is shipped, you will need to follow our return policy to return the items you no longer want.
If you need to cancel an order or item for any reason, you may submit a cancellation request directly through your account to the "more options" section or contact us by live chat. All the cancellation requests are evaluated before its approval. If you submit a cancellation request out of business hours, on a weekend or holiday, it will be processed on the next available business day.
Please allow for the cancellation to be confirmed, and check your account for updates on the status. The cancellation process usually takes 24-48 hours to be confirmed by email. We will process your cancellation request and issue a refund to your original payment method.
In the event that an item becomes no longer available (NLA), we will cancel it from your order and ship the remaining items to you. We will send you an email notification if we cancel any part of your order.
Some products may contain chemicals known to the State of California to cause cancer or reproductive harm. ⚠️ WARNING: www.P65Warnings.ca.gov