
Quick overview
- Genuine Jandy Factory part R0487100, the O-ring the valve was built with.
- Seals the valve shaft It rides on the diverter shaft and keeps water from tracking out past the handle.
- Size O-158 The standard O-ring size designation, so it is easy to confirm against what you pull out.
- Measured dimensions 15/16 in. outside diameter, 3/4 in. inside diameter, 3/32 in. thick.
- Listed for the Jandy 3-way valve Jandy catalogs this shaft O-ring with its 3-way valve.
- Cheap insurance A weeping valve handle is almost always this seal, and it costs far less than a new valve.
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Product details
Jandy R0487100 is the O-ring that seals the valve shaft, listed under the O-ring size O-158. It measures 15/16 in. across the outside, 3/4 in. across the inside, and 3/32 in. thick.
The leak it fixes
Water appearing around the valve handle almost always means the shaft O-ring has hardened, flattened or torn. The valve body itself is rarely the problem. Swapping this one seal is what puts the valve right, and it takes a few minutes with the pump off and the system drained down.
Before you order
Confirm the dimensions against the ring you remove. If the old seal has gone brittle it may come out in pieces, so measure the groove rather than the fragments.
| Brand | Jandy |
|---|---|
| Manufacturer part number | R0487100, O-158 |
| UPC | 052337035545 |
| Type | Valve shaft O-ring |
| O-ring size | O-158 |
| Outside diameter | 15/16" |
| Inside diameter | 3/4" |
| Thickness | 3/32" |
| Fits | Jandy valve shaft |
| Shipping weight | 0.2 lb |
| Ships | Parcel |
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