Waterway EX2 Drain Plug 715-4020
$3.62
Drain Plug, Pump, Waterway, 3/8″MPT, EX2
| Manufacturer part number | 715-4020 |
| UPC (GTIN) | 806105344984 |
| Returns | 30-day returns – see our returns policy |
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Waterway EX2 Drain Plug 715-4020
Product Overview
We supply the Waterway EX2 Drain Plug (715-4020), an essential component for maintaining and servicing EX2 series pumps. This precision-engineered drain plug is designed specifically for the high-performance EX2 pump line, known for its exceptional efficiency in demanding spa applications.
Key Features
- 3/8″ MPT thread specification
- Compatible with all EX2 series pumps
- Heavy-duty construction
- Precision-engineered threading
- Secure sealing design
- Corrosion-resistant material
- Easy installation and removal
🔧 Exploded diagram and parts
This part belongs to the Waterway HiFlo & HiFlo II Series Pump Replacement Parts assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Impellers
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
 |
Waterway E-Series Impeller 310-8000 | 310-8000 | 13 in stock | $21.74 | Add to cart |
 |
Waterway E-Series Impeller 310-8010 | 310-8010 | 10 in stock | $42.02 | Add to cart |
 |
Waterway E-Series Impeller 310-8020 | 310-8020 | 38 in stock | $32.73 | Add to cart |
 |
Waterway E-Series Impeller 310-8030 | 310-8030 | 14 in stock | $47.24 | Add to cart |
 |
Faceplate, Waterway Hi-Flo II, 2"mbt | 311-2170 | 4 in stock | $46.42 | Add to cart |
 |
Waterway Pump Seal 319-3090B | 319-3090B | 15 in stock | $33.77 | Add to cart |
Complete tools
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
 |
Tool, Klorkinator, Lid/Cover Removal Tool | KW-212 | 7 in stock | $106.95 | Add to cart |
Wet Ends
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 21 |  |
Side Discharge Spa Wet End 3/4Hp Impeller | 310-1120SD | 310-1120SD | 2 in stock | $104.85 | Add to cart |
Show the other 4 wet ends we stock
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 21 |  |
Waterway Hi-Flo Wet End 310-1160SD | 310-1160SD | 10 in stock | $121.63 | Add to cart |
| 21 |  |
Waterway Hi-Flo Wet End 310-1141SD | 310-1141SD | 2 in stock | $121.63 | Add to cart |
| 21 |  |
Waterway Hi-Flo Wet End 310-1140SD | 310-1140SD | 24 in stock | $96.89 | Add to cart |
| 21 |  |
Waterway Hi-Flo Wet End 310-1130SD | 310-1130SD | 11 in stock | $105.19 | Add to cart |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
 |
Generic PTFE Teflon/Plumbers Thread Seal Tape A05-0265 | A05-0265 | 214 in stock | $1.27 | Add to cart |
 |
Plasto-Joint Stick, 1.25oz, Thread Sealant | 0013675 | 154 in stock | $11.78 | Add to cart |
Applications
Ideal for use in:
- EX2 pump maintenance procedures
- Seasonal drainage requirements
- Winterization processes
- Regular pump servicing
- System upgrades
Technical Specifications
| Specification | Detail |
|---|---|
| Model Number | 715-4020 |
| Series | EX2 |
| Thread Size | 3/8″ MPT |
| Material | Chemical-resistant thermoplastic |
| Type | Standard |
| Compatibility | All Waterway EX2 pumps |
| Sealing | O-ring design |
Exploded parts diagrams: This part is shown as item #1 on the Waterway EX2 Spa Pump 48-Frame & 56-Frame; item #5 on the Waterway E-Series Wet End (6 Screw Faceplate); the Waterway HiFlo & HiFlo II Series Pump Replacement Parts exploded parts diagrams.
🔧 Waterway EX2 Spa Pump 48-Frame & 56-Frame – exploded parts diagram
The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 11A | 34-270-W019K11A |
| 11 | 34-270-W019K11 |
| 10 | 34-270-W019K10 |
| 9 | 34-270-W019K9 |
| 8 | O-Ring, Buna-N, 6-1/4" ID, 3/32" Cross Section, Generic |
| 7 | 34-270-W019K7 |
| 6 | 34-270-W019K6 |
| 5 | Wear Ring, Waterway EX2 |
| 4 | Faceplate, Waterway EX2 |
| 3 | Screw, WW E-Series/Hi-Flo/Viper/Workman/EX2, 8-32 x 5/8" |
| 2 | O-Ring, 1/2" ID, 3/32" Cross Section, Generic |
| 1 | Drain Plug, Waterway EX2/Hi-Flo II ◀ this part |
Design Benefits
- Precision threading ensures proper seal
- Ergonomic design for easy handling
- Durable construction for repeated use
- Chemical and UV resistant
- Optimized for quick maintenance
Installation Guide
- Clean threads before installation
- Hand-tighten only – do not over-torque
- Ensure proper alignment when threading
- Verify seal is properly seated
- Check for leaks after installation
Maintenance Tips
- Inspect O-ring regularly for wear
- Clean threads periodically
- Replace if showing signs of wear
- Keep spare plug on hand
- Check tightness during regular maintenance
Why Choose This Drain Plug
- Original equipment specification
- Designed for optimal drainage
- Ensures proper system maintenance
- Long-lasting durability
- Perfect fit for EX2 pumps
Alternate Part Numbers
| Brand | Waterway |
|---|