💧 O-Ring, 18-1/2″ ID, 7/16″ Cross Section, O-184, Generic
Manufacturer part number O-184. 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 |
|---|---|
| Manufacturer part number | O-184 |
| Part Type | O-ring |
| Cross Section | 7/16″ |
| Inside Diameter | 18-1/2″id |
| Catalog description | O-Ring, 18-1/2″ ID, 7/16″ Cross Section, O-184, Generic |
✅ Listed for
- Pentair/PacFab Nautilus NS24 36 48 60 72 DE Filter
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| PacFab/Pentair | 152127 |
These o-rings now follow the AS568A O-ring standard used by the O-Ring industry in order to bring a standardized approach to the pool and spa industry. The current part number for an o-ring is 90-423-5xxx, where xxx represents the AS568A designation. This designation ranges from -001 thru -932, in order of smallest to largest first by cross section then by diameter. Please see substitute item number under “Quick info” for the current SKU for this item.
🔧 Parts and fittings for this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock | $5.26 | Add to cart |
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O-Ring Chart, Aladdin | MG1 | 17 in stock | $83.58 | Add to cart |
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Tool, Pool Tool, O-Ring Pick | 134 | 18 in stock | $11.23 | Add to cart |








