Graco 190838 Santoprene Diaphragm 3275
$93.00
Available to Order
The Graco 190838 Diaphragm Santoprene 3275 offers high chemical resistance and flexibility for reliable pump sealing in demanding applications.
- OEM replacement for Graco pumps
- Made from Santoprene 3275 elastomer
- Resistant to abrasion and chemical exposure
- Ensures consistent pump pressure
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 190838 Diaphragm Santoprene 3275 – High Performance Pump Component
Compatible Machines
- Graco 395/395PC/395 Plus Airless Sprayers
- Graco X7, Magnum contractor pumps specifying 190838
- Any pump requiring Santoprene 3275 diaphragm replacement
Key Features
| Feature | Benefit |
|---|---|
| OEM Fit | Ensures correct installation and function within Graco pumps. |
| Santoprene 3275 Material | High elasticity, chemical resistance, and long-lasting performance. |
| Leak Prevention | Maintains tight seal under pressure for consistent spray output. |
Installation & Usage Tips
- Depressurize system before installation.
- Check pump housing and fluid paths for debris before fitting.
- Apply a thin film of approved assembly lubricant for easier seating.
- Align diaphragm carefully to avoid folds or misalignment.
Frequently Asked Questions
Santoprene 3275 is a thermoplastic elastomer known for flexibility, chemical resistance, and durability.
No, only pumps specifying part 190838 in the manual should use this diaphragm.
Ensure the pump is depressurized, clean seating surfaces, apply lubricant, and align the diaphragm correctly.
Inspect during every pump rebuild or if spray performance becomes inconsistent.
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