ONAN 504-0223 CHECK VALVE - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 504-0223
- MPN:
- 504-0223
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates


Available Inventory
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Competitive Pricing
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Customer Support
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Description
- Authentic ONAN Genuine OEM component, crafted for precise compatibility with Cummins and Onan generators.
- Controls fluid flow direction effectively, preventing backflow and safeguarding your engine system.
- Supports system integrity by maintaining proper pressure and protecting against contamination.
- Essential for preserving your generator’s efficiency and durability under demanding conditions.
ONAN 504-0223 CHECK VALVE - Engineered for seamless protection and trusted performance
This ONAN 504-0223 Check Valve plays a crucial role in maintaining the optimal operation of your Cummins and Onan generator. Designed for precise fit and reliable function, it prevents reverse flow, thereby securing your engine against damage and inefficiencies. Secure this vital component today to ensure continuous power system integrity and dependable performance during critical applications. Essential for preserving your generator’s efficiency and durability under demanding conditions.
Benefit that empowers confidence and safeguards power investments
- Guaranteed 100% OEM authenticity for perfect system compatibility and peace of mind.
- Engineered to reduce wear and tear, enhancing the longevity of your generator’s engine components.
- Optimizes fluid control, contributing to low emissions and improved fuel economy.
- Constructed to withstand rigorous conditions while maintaining consistent performance.
Details
Category: Check Valves
Product SKU: ONAN 504-0223
Our commitment extends beyond offering premium parts; our knowledgeable customer service team is available to guide you through your selection and answer all product-related questions. Reach out anytime through our dedicated help center for expert assistance. We look forward to helping you make the right choice and achieving the best possible repair outcome for your generator system.
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