Premium Dual-Size Barb Adapter – 1-1/2″ MPT | 417-6060
Product Overview
As a retailer of hot tub spare parts, I’m offering this versatile adapter that transitions from a 1-1/2″ male pipe thread to either a 1-1/4″ or 1-1/2″ smooth barb connection. This multi-purpose fitting provides excellent installation flexibility.
Technical Specifications
| Specification | Detail |
|---|---|
| Model Number | 417-6060 |
| Thread Size | 1-1/2″ MPT |
| Barb Sizes | 1-1/4″ or 1-1/2″ |
| Material | Chemical-resistant thermoplastic |
| Thread Type | Male Pipe Thread |
| Design | Stepped barb |
Exploded parts diagrams: This part is shown as item #21 on the Skim Filter, Waterway, Flo-Pro Above Ground; item #12 on the Waterway Flo-Pro II Above Ground Skimmer exploded parts diagrams.
🔧 Skim Filter, Waterway, Flo-Pro Above Ground – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Skim Filter, WW Flo-Pro, 50 sqft, Side Wall, White |
| – | Skimmer Body, Waterway FloPro, Short Throat |
| 25 | Skimmer Body, Waterway FloPro, Wide Mouth |
| 24 | Gasket, Waterway FloPro/II Wide Mouth, Faceplate |
| 23 | 50-270-W006K23 |
| 22 | Skimmer Screw, Waterway, 12 x 1" |
| 21 | Adapter, 1-1/2"mpt x 1-1/4"sb or 1-1/2"sb ◀ this part |
| 20 | 50-270-W006K20 |
| 19 | Skimmer Vacuum Plate, Waterway FloPro |
| 18 | 50-270-W006K18 |
| 17 | Diverter Plate, Waterway Dyna-Flo, 2 required |
| 16 | Skimmer Collar Plate, Waterway FloPRo, Front Access, White |
| 15 | 50-270-W006K15 |
| 14 | Spacer, Waterway In-Line/Top-Load/Dyna-Flo/Flo-Pro/Top Mount |
| 13 | Union Nut, Waterway, 1-1/2", White |
| 12 | Tailpiece, 1-1/2"Union Flange x 1-1/2" Hose Adapter |
| 11 | O-Ring, 2" ID, 1/8" Cross Section, Generic |
| 10 | Support Piece, Waterway FloPro Skimmer |
| 9 | Plug, Waterway FloPro Skimmer |
| 8 | 50-270-W006K8 |
| 6 | Gasket, Waterway FloPro/Front Access Skim Filter, Faceplate |
| 5 | Skimmer Screw, Waterway, 12 x 2-1/2" |
| 3 | 50-270-W006K3 |
| 2 | 50-270-W006K2 |
| 1 | 50-270-W006K1 |
Key Features
- Dual-size barb compatibility
- Professional-grade MPT connection
- Chemical and UV-resistant construction
- Stepped design for multiple hose sizes
- Precision-engineered threading
Installation Benefits
- Flexible size options
- Secure threaded connection
- Reliable barb grip
- Universal compatibility
- Simplified inventory needs
Applications
- Pump connections
- Filter systems
- Equipment hookups
- Hose transitions
- System modifications








