3/4″ Viton Shaft Seal Model 201 | Part #201V
Product Overview
As a retailer of hot tub spare parts, I supply this specialized Model 201 mechanical seal featuring premium Viton elastomer construction for 3/4″ pump shafts. This advanced seal is engineered specifically for applications requiring superior chemical and temperature resistance.
Key Features and Benefits
- Premium Viton elastomer construction
- 3/4″ precision shaft design
- Superior chemical resistance
- Enhanced temperature tolerance
- Professional-grade components
- Extended service life design
- UV and ozone resistant
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 201V |
| Shaft Size | 3/4 inch |
| Elastomer Material | Viton |
| Face Materials | Carbon/Ceramic |
| Spring Material | 316 Stainless Steel |
| Maximum Temperature | 400°F (204°C) |
| Maximum Pressure | 150 PSI |
| Rotation | Bi-directional |
| Chemical Resistance | Excellent |
| Seal Grade | Professional |
Exploded parts diagram: This part is shown as item #10 on the Hayward Super Pump 700 exploded parts diagram.
🔧 Hayward Super Pump 700 – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Capacitor Set, Hayward Super Pump 700, 1hp, TEFC |
| – | Capacitor Set, Hayward Super Pump 700, 1.1thp |
| – | Capacitor Set, Hayward Super Pump, 1.5hp TEFC |
| – | 34-150-1026 |
| 16 | Water Slinger, Hayward Max-Flo/Super Pump |
| 15 | Pump Stand, Hayward Max-Flo/Super Pump, 48 Frame |
| 14 | 34-150-W039K14 |
| 13 | Motor Mount, Hayward Max-Flo/Super Pump |
| 12 | Seal Plate, Hayward Max-Flo 2800X, 0.5-2.0hp |
| 11 | Gasket, Hayward Max-Flo, Seal Plate, 6-1/2"ID, 6-5/8"OD |
| 10 | Shaft Seal, 3/4" Shaft, Viton 201 ◀ this part |
| 9 | 34-150-W039K9 |
| 8 | Diffuser, Hayward Super Pump/Super II, 0.75-2.0 Horsepower |
| 7 | 34-150-W039K7 |
| 6 | Trap/Pump Body, Hayward Super Pump |
| 5 | Drain Plug, Hayward Northstar/Booster/Tristar, with O-Ring |
| 4 | Basket, Pump, OEM Hayward SP1600X SP2600 SP2600X |
| 3 | 34-150-W039K3 |
| 2 | Trap Lid, Hayward Super Pump |
| 1 | Knob, Hayward MaxFlo/Super Pump/Super II, Trap Lid |
Installation and Maintenance
Professional installation is recommended to ensure optimal performance. The seal requires careful handling of ceramic components and precise alignment during assembly. Clean installation conditions are essential to prevent contamination of sealing surfaces.
Compatibility
Designed for use with:
- 3/4″ pump shafts
- Chemical processing pumps
- High-temperature applications
- Aggressive chemical environments
- Salt water systems
Performance Features
Engineered to provide:
- Outstanding chemical compatibility
- Superior heat resistance
- Enhanced durability
- Consistent sealing force
- Excellent wear characteristics
- Reliable long-term operation
Note: Always verify shaft dimensions and seal compatibility with your specific pump model before installation

















