💧 Washer, Pentair Sch 40/Return Line Check Valve, White
Made by Pentair, manufacturer part number 072471.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Pentair |
| Manufacturer part number | 072471 |
| Inside Diameter | 1/8″ |
| Outside Diameter | 1″ |
| Thickness | 1/8″ |
| Washer Material | Plastic |
| Catalog description | Washer, Pentair Sch 40/Return Line Check Valve, White |
Exploded parts diagrams: This part is shown as item #4 on the Pentair 1″ Sch 40 Return Line Check Valve; item #8 on the Pentair Return Line Check Valve exploded parts diagrams.
🔧 Pentair 1" Sch 40 Return Line Check Valve – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 7 | Check Valve, Spring, Return Line, 1" Slip |
| 6 | 27-110-1838 |
| 5 | Rubber Pad, Pentair Sch 40/Return Line Check Valve |
| 4 | Washer, Pentair Sch 40/Return Line Check Valve, White ◀ this part |
| 3 | Spring,Pent Ortega Equalizer/Sch 40/Return Line Check Valves |
| 2 | Nut,Pent Ortega Equalizer/Return Line Check Valve,Brass 8-32 |
| 1 | Housing, Pentair Sch 40/Return Line Check Valve, w/O-Ring |
🔧 Exploded diagram and parts
This part belongs to the Pentair 1" Sch 40 Return Line Check Valve assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 5 | ![]() |
Rubber Pad, Pentair Sch 40/Return Line Check Valve | 072504 | 4 in stock | $2.40 | Add to cart |
| 7 | ![]() |
Check Valve, Spring, Return Line, 1" Slip | V20-350 | 3 in stock | $63.13 | Add to cart |
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 |
![]() |
O-Ring Chart, Aladdin | MG1 | 17 in stock | $83.58 | Add to cart |












