

Graco 104116 Plain Washer — #10 stainless washer for load distribution and surface protection in high-pressure assemblies. Use where your parts manual calls out a #10 plain washer.
The Graco 104116 Plain Washer (#10, stainless) is a small hardware item used across multiple Graco assemblies. Below are known families where a #10 plain washer is called out in parts lists. Always verify with your model’s parts manual.
Genuine Graco hardware: 104116 Plain Washer (#10, stainless steel). Helps distribute fastener load, protects mating surfaces, and maintains clamping force in high-pressure fluid systems.
| Part Number | 104116 |
|---|---|
| Common Name | Plain Washer (#10) |
| Material | Stainless Steel (corrosion resistant) |
| Typical Use | Load distribution and surface protection for #10 fasteners in Graco pumps, rams, drum covers, and agitator assemblies |
| Fitment Guidance | Match to your manual’s callout for “washer, plain, #10” or equivalent; confirm by model & serial |