Go-Kit 78 Seal Replacement Kit – Pentair SuperFlo/SuperMax Series
Professional Grade Pump Seal Kit
Product Overview
As a retailer of hot tub spare parts, I offer this specialized Go-Kit 78 seal replacement kit, engineered specifically for Pentair SuperFlo and SuperMax pump systems. This comprehensive kit ensures optimal sealing performance for these high-performance pump models.
Compatible Models
- Pentair SuperFlo Series
- Pentair SuperMax Series
- Related SuperFlo/SuperMax variations
Technical Details
The Go-Kit 78 (H Part# 90-423-3040) has been precision-engineered to meet exact Pentair specifications, ensuring perfect compatibility with both SuperFlo and SuperMax pump systems.
Exploded parts diagram: This part is shown on the Pentair Sta-Rite SuperMax/SuperFlo Pumps exploded parts diagram.
🔧 Pentair Sta-Rite SuperMax/SuperFlo Pumps – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Go-Kit 78, Pinnacle/Superflo/Supermax Pumps ◀ this part |
| – | Go-Kit 78V, Pinnacle/Superflo/Supermax, Viton |
| – | Pump O-Ring Kit, Generic Pinnacle/SuperFlo/SuperMax, w/Seal |
| – | Kit Mtr End Cap Almnd |
| – | _79129900 |
| – | Pump, Pentair SuperMax, 3/4hp, 115v/208-230v, 1-Spd, EE |
| – | Pump, Pentair SuperFlo, 1.5hp, 115/208-230v, 1-Spd, EE |
| – | Pump, Pentair SuperFlo, 1.0hp, 115/208-230v, 1-Spd, EE |
| – | Pump, Pentair SuperFlo, 1.5hp, 115/208-230v, 1-Spd, STD E |
| – | Pump, Pentair SuperFlo, 0.75hp, 115/208-230v, 1-Spd, STD E |
| – | Pump, Pentair SuperFlo, 0.5hp, 115/208-230v, 1-Spd, STD E |
| – | Pump, Pentair SuperFlo, 2.0hp, 115/208-230v, 1-1/2"mpt |
| – | Pump, Pentair SuperFlo, 1.0hp, 115/208-230v, 1-1/2"mpt |
| – | Toggle Switch, Single Pole Double Throw, 115v |
| 24d | 34-102-W045K24D |
| 24c | 34-102-W045K24C |
| 24b | 34-102-W045K24B |
| 24a | 34-102-W045K24A |
| 23 | Bolt,Pent,EQ300/500/750 3PH,Adpt,Hex Head,3/8"-16 x 3/4",ss |
| 22 | 34-102-W045K22 |
| 21 | 34-102-W045K21 |
| 20 | 34-102-W045K20 |
| 19 | 34-102-W045K19 |
| 18 | 34-102-W045K18 |
| 17 | 34-102-W045K17 |
| 16 | 34-102-W045K16 |
| 15 | 34-102-W045K15 |
| 14 | 34-102-W045K14 |
| 13 | 34-102-W045K13 |
| 12 | Bolt, Pentair PacFab Sta-Rite, Seal Plate |
| 11 | 34-102-W045K11 |
| 10 | 34-102-W045K10 |
| 9 | 34-102-W045K9 |
| 8 | 34-102-W045K8 |
| 7 | 34-102-W045K7 |
| 6 | 34-102-W045K6 |
| 5 | 34-102-W045K5 |
| 4 | 34-102-W045K4 |
| 3 | 34-102-W045K3 |
| 2 | 34-102-W045K2 |
| 1 | 34-102-W045K1 |
Specifications Table
| Specification | Detail |
|---|---|
| Part Number | H Part# 90-423-3040 |
| Part Type | O-ring Kit |
| Cross Section | Multiple (Kit Contents) |
| Application Type | Pump |
| Manufacturer Compatibility | Pentair |
| Primary Models | SuperFlo, SuperMax |
Kit Contents
This complete seal kit contains all necessary O-rings and seals required for a thorough pump maintenance service. Each component is manufactured to meet original equipment specifications.
Installation Overview
Professional installation is recommended for optimal performance. The kit provides all necessary components for a complete seal replacement service.
Quality Standards
- Precision manufacturing tolerances
- High-grade materials
- Optimal sealing performance
- Enhanced durability
- Professional-grade components
Note: This kit is designed as a direct replacement for original Pentair SuperFlo and SuperMax pump components.















