
Quick overview
- Reverse thread The screw is reverse threaded to Jandy specification, so it tightens against the direction the impeller turns.
- O-ring included One screw and one O-ring, so the seal is replaced at the same time as the fastener.
- Fits a wide Jandy range Used across ePump, FloPro, Stealth, PlusHP, WaterFall and WaterFeature pumps.
- Correct size 1/4 inch by 20 thread, one inch long.
- Corrosion resistant Made to stand up to pool water and chemical exposure.
- Genuine Jandy Factory part R0515400 rather than a hardware store screw.
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Product details
The Jandy R0515400 is the impeller screw with O-ring used across most of the Jandy pump line. It is a 1/4 inch by 20 screw, one inch long, with a reverse thread, and it ships with the O-ring that seals it.
Why the reverse thread matters
The impeller turns constantly while the pump runs. A conventional right hand thread in that position tends to back itself off, so Jandy specifies a left hand, reverse thread screw. That is the single reason a similar looking fastener from a hardware bin is not a substitute, and it is also why the screw comes off the opposite way to what most people expect.
When you need it
Anyone pulling an impeller for a seal change, a clog or a wear inspection is handling this screw, and it is common for the head to be chewed or the O-ring to be flattened by the time it comes out. Replacing both while the pump is open is cheap insurance against a leak path at the impeller.
Fitment
The screw covers the ePump and ePump Pro variable speed pumps, the FloPro and VS FloPro families, FloPro FHPM, WaterFall SWF, WaterFeature WFTR, Stealth SHPF and SHPM, and PlusHP PHPF and PHPM.
| Brand | Jandy |
|---|---|
| Manufacturer part number | R0515400 |
| UPC | 052337052030 |
| Part type | Pool pump part |
| Type | Impeller screw with O-ring |
| Thread size | 1/4 inch - 20 |
| Length | 1 inch |
| Thread type | Reverse |
| Included | 1 screw and 1 O-ring |
| Fits | Jandy ePump Pro Series 2.2, 2.7 and 3.8 HP VS with 2-Aux Relays (2020 to present); ePump Variable Speed (2008 to present); ePump + SVRS Variable Speed (2013 to present); FloPro 0.85 HP VS (2013 to present); FloPro 1.65 HP VS (2013 to 2021); FloPro 2.7 HP VS (2011 to 2021); FloPro FHPM Series (2008 to present); VS FloPro 2-Aux Relay (2019 to present); WaterFall SWF Series; WaterFeature WFTR; Stealth SHPF/SHPM Series; PlusHP PHPF/PHPM Series |
| Shipping weight | 0.03 lb |
| Ships | Parcel |
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