CUMMINS 3971937 WING NUT - CUMMINS Genuine OEM Part
CUMMINS
- Payment methods
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- SKU:
- CUMMINS 3971937
- MPN:
- 3971937
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates


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Description
- Genuine Cummins OEM wing nut designed for exact fit and dependable operation
- Ensures secure fastening in critical engine and generator assemblies to maintain system integrity
- Constructed to withstand vibration and temperature extremes common in power generation applications
- Engineered precision protects engine health and supports efficient power delivery
CUMMINS 3971937 WING NUT - Precision Crafted to Empower Your Cummins System
This original CUMMINS 3971937 wing nut plays an essential role in safely securing components that keep your generator or engine operating at peak efficiency. Its robust design guarantees consistent performance under demanding conditions—whether in residential generators, RV power setups, or commercial applications. Don’t wait to secure your equipment’s reliability; add this authentic Cummins part to your cart today and experience unwavering quality and security.
Reliability You Can Feel in Every Turn
- Certified genuine From Cummins for guaranteed fit and function
- Durable material composition resists wear, corrosion, and loosening
- Smooth wing nut design for easy hand tightening without tools
- Compatible with a range of Cummins and Onan power generation units
- Contributes to reduced maintenance frequency and extended equipment life
Details
Category: Wing Nuts
Product SKU: CUMMINS 3971937
Our team is committed to guiding you through every step of your purchase to ensure the correct parts selection and a seamless buying experience. Feel free to reach out via our Help Center for expert advice tailored to your specific Cummins system needs. We are passionate about helping you achieve the best repair results and maximizing the reliability of your power equipment with genuine Cummins components.
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