💧 Volute, Pentair PacFab Challenger/Waterfall
Made by PacFab/Pentair, manufacturer part number 355302. It is listed for the equipment shown below, so check the model on your own unit against that list. If your old part carries one of the cross-reference numbers further down, this is listed as its alternative.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | PacFab/Pentair |
| Manufacturer part number | 355302 |
| Material Type | Plastic |
| Manufacturer | PacFab/Pentair |
| Discharge Connection Type | Female Pipe Thread (fpt) |
| Discharge Pipe Size | 2″ |
| Trap Body to Volute Mounting Type | 4 Bolts |
| Trap Body to Volute Mounting Hole Spacing | 2-15/16″ |
| Volute to Seal Plate Mounting Type | Stainless Steel Band Clamp |
| Volute With Seal | No |
| Catalog description | Volute, Pentair PacFab Challenger/Waterfall |
✅ Listed for
- Challenger High Pressure
- Challenger Waterfall 120
- Challenger Waterfall 150
- Challenger Waterfall 180
- Challenger Waterfall AF75
- Challenger Waterfall AFP75
- 120 150 180&AF75 120 180 Pentair PacFab WaterFall Pump AFP75
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Pentair | 355302Z |
California Residents WARNING: Cancer and Reproductive Harm
Exploded parts diagram: This part is shown on the Pentair PacFab Challenger High Pressure Pump exploded parts diagram.
🔧 Pentair PacFab Challenger High Pressure Pump – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Volute, Pentair Challenger/Waterfall, Black |
| – | Trap Assembly, Pentair Challenger, Black |
| – | Go-Kit 5, Pac Fab Challenger |
| – | Complete Union, Pentair, 2" Slip x 2" Male Pipe Thread |
| – | Pump O-Ring Kit, Generic Challenger, w/ Seal |
| – | _11201-0154 |
| – | Pump, Pentair Challenger HP, 3hp, 208-230v, 1Spd, TEFC SD |
| – | Pump, Pentair Challenger HP,2.5hp,208-230v,1-Spd,Up Rate,EE |
| – | Pump, Pentair Challenger HP,1.5hp,115/208-230v,1Spd,Up Rate |
| – | Pump, Pentair Challenger HP,2.0hp,115/208-230v,1Spd,Up Rate |
| – | Pump, Pentair Challenger HP,3hp,208-230v,1-Spd,Full Rate,EE |
| – | Pump, Pentair Challenger HP,2hp,208-230v,1-Spd,Full Rate,EE |
| – | Pump, Pentair Challenger HP,1.5hp,208-230v,1Spd,Full Rate,EE |
| – | Pump, Pent Challenger HP,1hp,115/208-230v,1Spd,Full Rate,EE |
| – | Tool, Socket, Quad-Side A/Solar Side B |
| – | Tool, Clamp Knob Socket, 4-Lobe, w/1/4" Socket Bit Adapter |
| – | Trap Assy,Pent Challenger,All Except 3F/5F,Bk,w/Plastic Bskt |
| – | Trap Assy,PentairChallenger High Pressure-3F,Blk,w/ss Basket |
| – | Adapter, Quick Connect, 2" |
| – | Volute, Pentair PacFab Challenger/Waterfall ◀ this part |
| 29d | 34-110-W011K29D |
| 29c | 34-110-W011K29C |
| 29b | 34-110-W011K29B |
| 29a | 34-110-W011K29A |
| 28 | Screw, Pentair PacFab Challenger/Waterfall, Pump Stand |
| 27 | 34-110-W011K27 |
| 26 | 34-110-W011K26 |
| 25 | 34-110-W011K25 |
| 24 | 34-110-W011K24 |
| 23 | 34-110-W011K23 |
| 22 | 34-110-W011K22 |
| 21 | 34-110-W011K21 |
| 20 | Motor Support, Pentair PacFab Challenger |
| 19 | Motor Support, Pentair PacFab Challenger, Tall |
| 18 | 34-110-W011K18 |
| 17 | 34-110-W011K17 |
| 16 | 34-110-W011K16 |
| 15 | 34-110-W011K15 |
| 14 | 34-110-W011K14 |
| 13 | 34-110-W011K13 |
| 12 | Washer, Pentair PacFab, Pump/Filter, 5/16" |
| 11 | Bolt, Pentair PacFab, Pump/Filter, 5/16-18 x 4-1/4" |
| 10 | 34-110-W011K10 |
| 9 | 34-110-W011K9 |
| 8 | Bolt, Pentair PacFab, Challenger/Waterfall, 5/16-18 |
| 7 | 34-110-W011K7 |
| 6 | O-Ring, 1/2" ID, 1/16" Cross Section, Generic |
| 5 | Reducer, Pentair PacFab Challenger, 2"mpt x 1-1/2"fpt |
| 4 | 34-110-W011K4 |
| 3 | 34-110-W011K3 |
| 2 | 34-110-W011K2 |
| 1 | 34-110-W011K1 |
🔧 Exploded diagram and parts
This part belongs to the Pentair PacFab Challenger High Pressure Pump assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Show the other 24 parts on this diagram we stock
Trap Assys
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Go-Kit 5, Pac Fab Challenger | GO-KIT 5 | 15 in stock | $57.08 | Add to cart |
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Trap Assy,Pent Challenger,All Except 3F/5F,Bk,w/Plastic Bskt | 359507 | Available to order | $300.90 |
Complete tools
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Tool, Clamp Knob Socket, 4-Lobe, w/1/4" Socket Bit Adapter | MT-501 | 1 in stock | $35.79 | Add to cart |
Complete motors
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 29 | ![]() |
Motor, Century, 2.0hp, 230V, 1-Spd, 56YFr, SQFL, ODP | B2855 | 15 in stock | $418.69 | Add to cart |
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Motor, Century, 1.0hp, 115v/208-230v, 1-Spd, 56Yfr, SQFL | B2841V1 | 6 in stock | $413.10 | Add to cart | |
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Motor, Pentair, 5.0hp, 230v, 1-Spd, 56Yfr, SQFL | 353319S | 1 in stock | $939.91 | Add to cart | |
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Motor, Century, 2.0hp, 230v, 1-Spd, 56Yfr, SQFL | B2748 | Available to order | $657.64 | ||
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Motor, Century, 1.5hp, 115v/230v, 1-Spd, 56Yfr, SQFL, Full Rate | B2858 | 14 in stock | $515.45 | Add to cart | |
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Motor, Century, 0.75hp, 115v/230v, 1-Spd, 56Yfr, SQFL, Full Rate | B2847 | Available to order | $208.80 | ||
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Motor, Century, 0.5hp, 115v/230v, 1-Spd, 56Yfr, SQFL | B2846 | 25 in stock | $300.91 | Add to cart |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Silicone, DOW 732, 3oz Tube, Clear | DC-732-CLR-3 | 186 in stock | $17.88 | Add to cart |
![]() |
Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock | $5.26 | Add to cart |
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Lasco Reducer Bushing 439-251 – 2" MPT x 1-1/2" FPT | 439-251 | 54 in stock | $8.87 | Add to cart |























































