CUMMINS 3977855 THREADED PLUG Original OEM part
CUMMINS
- Payment Methods
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- SKU:
- CUMMINS 3977855
- MPN:
- 3977855
- Condition:
- New
- Shipping:
- View Shipping Rates

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Description
- Engineered for Precise Seal Integrity: This threaded plug ensures leak-proof protection in your Cummins system.
- Durable Corrosion Resistance: Crafted from high-quality materials for extended service life under demanding conditions.
- Authentic OEM Quality: Guaranteed to meet Cummins specifications for seamless compatibility and optimal performance.
CUMMINS 3977855 THREADED PLUG-The Ultimate Connection for Trusted Power
Designed to safeguard your engine’s integrity, the CUMMINS 3977855 THREADED PLUG delivers enduring reliability and precision fitment. As a genuine OEM component, it upholds Cummins’ standards for toughness and performance. Equip your system today to preserve engine health and operational excellence with confidence. Take charge of your power system's longevity—purchase now and secure uncompromising quality.
Key Feature with Confidence–Your Engine's Essential Shield
- Precision threading offers airtight sealing to prevent fluid leaks and contamination.
- Replacing worn plugs timely avoids costly engine damage and downtime.
- Order your original Cummins part today to maintain factory-grade reliability.
Details
Product SKU: CUMMINS 3977855
Our expert team stands ready to assist with any queries ensuring you select the ideal part for your needs. Connect with us via the help center for knowledgeable support. We are committed to empowering your best repair decisions and wish you a seamless restoration with this authentic Cummins component.
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