ONAN 503-1978 HOSE ASSEMBLY - ONAN Genuine OEM Part

ONAN
Genuine Part
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$60.10
$55.45
$4.65
Special Order
Item is not in stock. It has a Factory Back Order greater than 21 days from the request of the order.
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SKU:
ONAN 503-1978
MPN:
503-1978
Condition:
New
Availability:
Ships (leaves our warehouse) within next business day if in stock
Shipping:
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ONAN Original partOriginal Part Certification

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Description

  • Certified Genuine ONAN replacement component
  • Ensures optimal fluid transfer within your generator system
  • Durably engineered to resist wear and maintain system integrity under demanding conditions
  • Preserve critical performance and reliability in every operation

ONAN 503-1978 HOSE ASSEMBLY - Power your system with authentic precision and lasting resilience

The ONAN 503-1978 HOSE ASSEMBLY is a vital link in maintaining your generator’s fluid pathways, ensuring consistent cooling and fuel delivery. Crafted to exact Cummins/Onan specifications, this hose assembly safeguards against leaks and deterioration. Invest in this essential part to uphold engine health and system dependability—secure your genuine replacement today and maintain uncompromised reliability under pressure.

Features that inspire confidence and deliver unmatched durability

  • 100% OEM Certified for guaranteed fit and function
  • Engineered to withstand high temperatures and pressure fluctuations
  • Material resilience ensures prolonged service life without performance loss
  • Supports emission compliance by preserving proper fluid circulation
  • Contributes to noise reduction by maintaining stable system operation

Details

Category: Hoses
Product SKU: ONAN 503-1978

Our team is committed to guiding you toward the perfect match for your power system needs. Reach out anytime via our help center for tailored advice and support. We are passionate about helping you achieve a successful repair and ensuring your generator delivers reliable power for years to come.

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Warranty

Cummins warranty policy applies
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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.

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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.

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