ONAN 181-0490 DRAIN PLUG - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 181-0490
- MPN:
- 181-0490
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock


Available Inventory
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Competitive Pricing
Enjoy competitive rates and great deals on every order.
Customer Support
Our team is always ready to answer your questions and provide the best assistance.
Description
- 100% Genuine ONAN replacement part designed to meet original equipment specifications.
- Essential for effective oil and coolant drainage, helping maintain optimum engine condition.
- Prevents leaks and contamination with a precise, secure seal tailored for Cummins/Onan generators.
- Trust in authentic parts engineered for uncompromised reliability and operational excellence.
ONAN 181-0490 DRAIN PLUG - Engineered Precision, Enduring Power
The ONAN 181-0490 drain plug is crafted to provide dependable sealing for your generator’s vital drainage points, ensuring smooth operation and preventing fluid loss. This OEM component is essential for routine maintenance, protecting your investment from premature wear. Secure this critical part now and keep your power system performing flawlessly under any load. Trust authentic parts to uphold your generator’s legacy of quality and durability.
Unmatched benefit in reliability and peace of mind
- Certified genuine OEM part guaranteeing full compatibility and hassle-free installation.
- Constructed from robust materials to withstand heat, pressure, and harsh operational environments.
- Designed to maintain optimal engine health by enabling efficient fluid management.
- Protects your generator’s interior from leaks that could cause costly damage and downtime.
- Ensures safety compliance and preserves your equipment warranty by using original Cummins/Onan components.
Details
Category: Drain Plugs
Product SKU: ONAN 181-0490
Our commitment extends beyond quality parts. Our team is here to provide expert guidance tailored to your Cummins/Onan equipment needs. Should you require assistance, our help center is ready to support you every step of the way. We genuinely hope you enjoy a seamless repair experience and a lasting solution with your purchase.
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