💧 Gasket, Pentair Valve, 5-1/4″OD, 5 Spokes
Made by American Products, manufacturer part number 271104. 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 | American Products |
| Manufacturer part number | 271104 |
| Part Type | Spider-Gasket |
| Inside Diameter | Spoked |
| Outside Diameter | 5-1/4″od |
| Catalog description | Gasket, Pentair Valve, 5-1/4″OD, 5 Spokes |
✅ Listed for
- Pentair American Products Top Mt Clamp-on Multiport Valve 6 position
- Spider Gasket Finder
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Praher Canada Ltd | E-12-S1 |
Exploded parts diagrams: This part is shown as item #11 on the Pentair American Products Top Mount Screw-on Multiport Valve; item #2 on the Pentair PacFab Top Mount/ Side Mount 1-1/2″ Multiport Valve exploded parts diagrams.
🔧 Pentair American Products Top Mount Screw-on Multiport Valve – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 17 | O-Ring, 5-5/8" ID, 1/4" Cross Section, Generic |
| 16 | Plug, Pent Am Prod 2" H & M/Top Mount Screw-On Valves |
| 15 | Sight Glass, Pent Am Prod 2" H & M/Top Mount Screw-On Valves |
| 14 | 26-110-W025K14 |
| 13 | Nut, Pent Am Prod 2" H & M/Top Mount Screw-On Valves |
| 12 | 27-110-1406 |
| 11 | Gasket, Pentair Valve, 5-1/4"OD, 5 Spokes ◀ this part |
| 10 | Rotor,Pent Am Prod Top Mount Clamp-On/Screw-On Valves,1-1/2" |
| 9 | O-Ring, 7/8" ID, 1/8" Cross Section, Generic |
| 8 | 26-110-W025K8 |
| 7 | 26-110-W025K7 |
| 6 | O-Ring, Buna-N, 5-3/8" ID, 1/8" Cross Section, Generic |
| 5 | Cover, Pent Am Prod Top Mount Clamp-On Valve, 1-1/2" |
| 4 | Screw, Pent Am Prod 2" H & M/Top Mount Screw-On Valves |
| 3 | 26-110-W025K3 |
| 2 | 27-110-1252 |
| 1 | 26-110-W025K1 |
🔧 Exploded diagram and parts
This part belongs to the Pentair American Products Top Mount Screw-on Multiport Valve assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 1 | ![]() |
Handle, Pentair American Products PacFab Multiport Valves | 271156 | Available to order | $20.86 | |
| 3 | ![]() |
Washer, Pentair American Products PacFab Multiport Valves | 271157 | Available to order | $10.11 | |
| 4 | ![]() |
Screw, Pent Am Prod 2" H & M/Top Mount Screw-On Valves | 51017800 | 3 in stock | $3.33 | Add to cart |
| 13 | ![]() |
Nut, Pent Am Prod 2" H & M/Top Mount Screw-On Valves | 51017600 | 1 in stock | $1.81 | Add to cart |
| 14 | ![]() |
Gasket, Pentair Multiport Valves, Sight Glass, 5/8"ID, 1"OD | 271106 | 64 in stock | $4.43 | Add to cart |
| 15 | ![]() |
Sight Glass, Pent Am Prod 2" H & M/Top Mount Screw-On Valves | 51017400 | Available to order | $10.56 |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
![]() |
Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock | $5.26 | Add to cart |
![]() |
Tool, Pool Tool, O-Ring Pick | 134 | 18 in stock | $11.23 | Add to cart |
![]() |
Gasket, Praher Top/Side Mount, 5-3/16"OD, 5 Spokes | E-12-S1 | 73 in stock | $9.39 | Add to cart |

















