Graco 16N461 Check Valve Seat Housing
$21.50
Available to Order
This replacement part ensures proper sealing and one-directional flow inside the pump’s check-valve system, helping maintain stable spray pressure.
- Genuine Graco replacement part
- Fits Mark V, Mark X, Ultra & Ultra Max II units
- Critical for pump performance and priming
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 16N461 Check Valve Seat Housing
Compatible Machines
This Graco 16N461 Check Valve Seat Housing is used across several Graco sprayer families. Below is the verified compatibility list.
- Graco Mark V Series (various models)
- Graco Mark X Series (various models)
- Graco Ultra Series (Ultra 750, Ultra 1000, Ultra 1500)
- Graco Ultra Max II 695 / 795 / 1095 / 1595
- Graco EH 200
- Graco GH 200
Product Details
The 16N461 Check Valve Seat Housing serves as the seat and housing section of the internal check-valve assembly inside the pump. This component ensures one-directional fluid flow, preventing back-flow and maintaining consistent spray pressure. It is a common wear part within the fluid section and should be replaced if the check valve performance becomes unreliable.
Key Features
- Acts as the seat interface for the check-valve ball
- Prevents reverse fluid flow inside the pump
- Maintains consistent pressure during spraying
- Essential wear part for pump servicing and rebuilding
Frequently Asked Questions
It forms the sealing seat for the check-valve ball, ensuring fluid flows in only one direction in the pump, preventing pressure loss or back-flow.
Replace it when you notice poor priming, inconsistent pressure, back-flow issues, or during a full pump rebuild.
No. Each pump model uses specific check-valve components. Always match the part number 16N461 to ensure proper fit.
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