Sundance Post-2003 Wet End Faceplate | Part #6500-311
Product Overview
A modernized wet end faceplate designed for Sundance spa pumps manufactured after July 2003. This updated design incorporates enhanced features for improved performance and durability.
Key Features
- Updated post-2003 design
- Advanced sealing technology
- Heavy-duty construction
- Precision-molded surfaces
- Modern flow dynamics
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 6500-311 |
| Manufacturing Date | Post July 2003 |
| Material | High-impact thermoplastic |
| Seal Type | Advanced O-ring |
| Brand Compatibility | Sundance/Jacuzzi |
| Surface Treatment | Polished finish |
| Mount Pattern | Standard bolt pattern |
Exploded parts diagram: This part is shown as item #14 on the Bracketless 48 Frame 60Hz, J-300, J-200 exploded parts diagram.
🔧 Bracketless 48 Frame 60Hz, J-300, J-200 – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 14 | Seal Plate, Bracketless 48fr/TheraMax/TheraFlo ◀ this part |
| 13 | 34-105-W037K13 |
| 12 | 34-105-W037K12 |
| 11 | 34-105-W037K11 |
| 9 | 34-105-W037K9 |
| 8 | Screw, Jacuzzi, 10-12 x 1" |
| 7 | Volute, Bracketless 48 Frame/TheraMax/TheraFlo |
| 6 | O-Ring, 1/2" ID, 3/32" Cross Section, Generic |
| 5 | Barb Adapter, Valterra 3/8" Barb x 1/4" Male Pipe Thread |
| 4 | O-Ring, 2-9/16" ID, 3/32" Cross Section, Generic |
| 3 | Pump Union, 2" Female Buttress Thread x 2" Spigot, 45 degree |
| 2 | Pump Union, 2" Female Buttress Thread x 2" Slip |
| 1 | Split Nut, 2", Pump Union blk |
Applications
Designed specifically for:
- Post-2003 Sundance pumps
- Modern wet end assemblies
- Updated pump housing designs
- Professional spa installations
Installation Guidelines
- Verify manufacture date compatibility
- Clean mounting surfaces thoroughly
- Ensure proper O-ring placement
- Follow torque specifications
- Check alignment markers
Design Improvements
- Enhanced flow characteristics
- Improved seal design
- Optimized material composition
- Updated mounting system
- Refined internal geometry
Maintenance Features
- Easy access design
- Simplified seal replacement
- Improved drainage capability
- Extended service life
Compatibility Notes
Specifically engineered for Sundance spa pumps manufactured after July 2003. Not interchangeable with pre-2003 models.
Service Recommendations
Regular inspection of:
- Sealing surfaces
- Mounting hardware
- Internal passages
- Overall structural integrity
Alternate Part Numbers
- SD6500-311














