

The Graco 238440 Q Strainer 100 Mesh Multi-Pack keeps your spray system clean and efficient by filtering out fine debris before it reaches the pump or spray tip. Ideal for maintaining consistent spray quality and extending equipment life.
This 100-mesh strainer fits Graco industrial lowers and packages that use built-in filter assemblies specifying part 238440 in their parts list. Common fits include:
Always confirm by checking your sprayer’s parts manual or exploded diagram for part 238440.
The Graco 238440 Q Strainer 100 Mesh Multi-Pack is a genuine OEM screen used in the built-in filter assembly of select Graco industrial pump lowers and packages. Its fine screen helps protect pumps, valves, and tips from debris for consistent spray quality.
| Attribute | Spec / Value |
|---|---|
| Part Number | 238440 |
| Type | Q Strainer / Screen, built-in filter assembly |
| Mesh Rating | 100-mesh (≈149 micron) |
| Pack | Multi-Pack (25) – ideal for maintenance rotations |
| Typical Size (each) | Approx. 2.4" × 2.4" × 2.4" (compact, easy to replace) |
| Placement | Within the built-in filter assembly (top/bottom filter cap area) of supported lowers |
| OEM | Genuine Graco replacement part |
“100-mesh” indicates the screen has ~100 openings per inch (≈149 µm). It’s a fine filtration level commonly used to protect precision components and avoid tip clogs when spraying standard coatings. Always follow your sprayer manual for the recommended mesh for your materials and tip sizes.
Check your model’s parts manual or exploded diagram for the exact part number. If 238440 is listed in the built-in filter assembly for your lower size (e.g., 85cc, 115cc, 145–290cc), it’s the correct screen. If your unit is an older series, you may also see notes about a filter cap update or conversion kit 24F975.
Some lowers call for a support beneath the screen. Common supports are 188420 for 85/115cc and 186075 or 179801 for 145–290cc lowers. Always match the support to the lower size and series noted in your manual.
Replace whenever you see deformation, torn mesh, persistent restriction, or recurring tip clogs. In production settings, many techs rotate new screens each cleaning cycle to minimize downtime—this is why the Multi-Pack is useful.
Yes—Graco 238440 is an OEM screen designed for Graco industrial lowers and packages that specify a 100-mesh built-in filter screen.
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