Item #: 25A873
Price: $4,610.00
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GRACO 25A873 - Husky 3300 Seat, Ball & Diaphragm Kit (SST/PTFE/Santoprene)
The GRACO 25A873 is a complete fluid-section service kit for the Husky 3300 air-operated diaphragm pump, with stainless steel seats, PTFE check balls, and Santoprene diaphragms. It rebuilds the entire wetted path in one kit — seats, balls, diaphragms, O-rings, adhesive, and install tool.
Specifications
| Specification | Detail |
|---|---|
| Seats | Stainless steel (4) |
| Check balls | PTFE (4) |
| Diaphragms | Santoprene (2) |
| O-Rings | PTFE |
| Adhesive | Included |
| Fits pumps | Husky 3300 (SST/PTFE/SP build) |
Kit Contents
| Ref. | Description | Qty |
|---|---|---|
| — | Seat, stainless steel | 4 |
| — | Check ball, PTFE | 4 |
| — | Diaphragm, Santoprene | 2 |
| — | O-Ring, PTFE (seat/manifold) | 8 |
| — | O-Ring, PTFE (shaft bolt) | 2 |
| — | Adhesive | 1 |
| — | Install tool | 1 |
Installation Notes
Compatible Equipment
Related Parts
Other Husky 3300 seat, ball & diaphragm kits:
Standalone diaphragm kit: 24K905 - PTFE/Santoprene two-piece diaphragm kit
Reference Manuals
GRACO 25A873 - Husky 3300 Seat, Ball & Diaphragm Kit (SST/PTFE/Santoprene)
The GRACO 25A873 is a complete fluid-section service kit for the Husky 3300 air-operated diaphragm pump, with stainless steel seats, PTFE check balls, and Santoprene diaphragms. It rebuilds the entire wetted path in one kit — seats, balls, diaphragms, O-rings, adhesive, and install tool.
Specifications
| Specification | Detail |
|---|---|
| Seats | Stainless steel (4) |
| Check balls | PTFE (4) |
| Diaphragms | Santoprene (2) |
| O-Rings | PTFE |
| Adhesive | Included |
| Fits pumps | Husky 3300 (SST/PTFE/SP build) |
Kit Contents
| Ref. | Description | Qty |
|---|---|---|
| — | Seat, stainless steel | 4 |
| — | Check ball, PTFE | 4 |
| — | Diaphragm, Santoprene | 2 |
| — | O-Ring, PTFE (seat/manifold) | 8 |
| — | O-Ring, PTFE (shaft bolt) | 2 |
| — | Adhesive | 1 |
| — | Install tool | 1 |
Installation Notes
Compatible Equipment
Related Parts
Other Husky 3300 seat, ball & diaphragm kits:
Standalone diaphragm kit: 24K905 - PTFE/Santoprene two-piece diaphragm kit
Reference Manuals
Items which meet certain size and packaging constraints qualify for free ground shipping on orders over $299.
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