GRACO part 16U421 COLLAR, COUPLING, ROD, PUMP OEM part
GRACO
- Payment methods
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- SKU:
- GRACO 16U421
- UPC:
- 633955391123
- MPN:
- 16U421
- Condition:
- New
- Availability:
- Ships (leaves our warehouse) within next business day if in stock
- Shipping:
- View Shipping Rates

Available Inventory
Get what you need quickly with our wide stock and fast shipping.
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
- Engineered for seamless compatibility and dependable function
- Constructed from durable materials to withstand rigorous use
- Maintains optimal pump rod coupling for precise machine operation
- Certified genuine OEM part by GRACO, ensuring original quality and fit
GRACO 16U421 COLLAR, COUPLING, ROD, PUMP—Precision in Every Connection, Strength in Every Pump
The GRACO 16U421 collar, coupling, and rod assembly is essential for transferring power within your equipment’s pump system, delivering reliable performance over time. As an authentic OEM component, it guarantees exact fit and enduring durability. Upgrade your machine’s core mechanical link with this trusted part and take the next step toward smooth operation and reduced downtime.
Feature that Keeps Your Equipment Thriving
- Designed to maintain proper alignment and connection, preventing pump wear and failure
- Timely replacement safeguards your equipment from costly breakdowns
- Invest in genuine parts now to secure ongoing machine efficiency and longevity
Details
Category:
Product SKU: GRACO 16U421
Our knowledgeable team is ready to assist you with any questions and help you select the right GRACO replacement part. Reach out anytime via our help center for personalized support. We take pride in guiding you toward the best purchase and successful repair experience to get your equipment back to peak performance.
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