ONAN 123-1852 BREATHER TUBE - ONAN Genuine OEM Part
ONAN
- Payment methods
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- SKU:
- ONAN 123-1852
- MPN:
- 123-1852
- 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
- Certified Genuine ONAN OEM component engineered for precise fit and function
- Facilitates effective ventilation of engine crankcase gases to maintain optimal pressure balance
- Prevents moisture and contaminants from entering, preserving engine internal condition
- Engineered for dependable service in demanding power generation environments
ONAN 123-1852 BREATHER TUBE - Precision Engineered Ventilation Tailored for Your Power System
The ONAN 123-1852 breather tube plays a vital role in ensuring your generator’s engine breathes correctly, effectively releasing crankcase gases and preventing buildup. This small yet crucial part supports engine performance and longevity, especially in critical standby or continuous use scenarios. Secure your original ONAN breather tube today to maintain uncompromised system efficiency and longevity.
Benefit from Authenticity and Dependable Performance
- Guaranteed OEM quality assures perfect compatibility and maintains Cummins/Onan system integrity
- Designed to reduce wear by controlling crankcase pressure and minimizing contamination risk
- Supports sustained engine health and consistent emissions compliance
- Durable construction withstands harsh environments and operational demands
- Contributes to quieter operation and optimized fuel efficiency by maintaining correct engine breathing
Details
Category: Breather Tubes
Product SKU: ONAN 123-1852
Our knowledgeable support team is ready to assist you with any questions to ensure this breather tube matches your generator’s specifications. Feel confident in your purchase knowing expert guidance is a message away via our help center. We genuinely wish you a smooth installation and flawless operation with your genuine ONAN replacement part.
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