💧 O-Ring Kit, Pentair MasterTemp/Max-E-Therm, After 1-12-09
Made by Pentair, manufacturer part number 474201.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Pentair |
| Manufacturer part number | 474201 |
| Application Manufacturer | Pentair |
| Application Model | MasterTemp, Max-E-Therm |
| Catalog description | O-Ring Kit, Pent MasterTemp/Max-E-Therm, After 1-12-09 |
Exploded parts diagram: This part is shown on the Pentair MasterTemp Gas Heater Burner System exploded parts diagram.
🔧 Pentair MasterTemp Gas Heater Burner System – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | 46-102-1000 |
| – | 46-102-1002 |
| – | 46-102-1005 |
| – | 46-102-1020 |
| – | 46-102-1025 |
| – | 46-102-1030 |
| – | 46-102-1035 |
| – | 46-102-1040 |
| – | 46-102-1045 |
| – | 46-102-1050 |
| – | 46-102-1055 |
| – | 46-102-1060 |
| – | 46-102-1100 |
| – | 46-102-1105 |
| – | 46-102-1110 |
| – | 46-102-1115 |
| – | 46-102-1120 |
| – | 46-102-1125 |
| – | 46-102-1130 |
| – | 46-102-1150 |
| – | Gas Heater, LP, Pentair MasterTemp, 250K BTU, E-Commerce |
| – | Gas Heater, NG, Pentair MasterTemp, 400 BTU, E-Commerce |
| – | Kit Metal Flue Collar 4 Inx8 In Accessory |
| – | Kit Metal Flue Collar 4 Inx6 In Accessory |
| – | Enclosure Insulation, Pentair MasterTemp/Max-E-Therm, Bottom |
| – | Kit 175K Gas Orifice |
| – | O-Ring Kit, Pent MasterTemp/Max-E-Therm, After 1-12-09 ◀ this part |
| 28 | Bracket Kit, Pentair MasterTemp |
| 27 | 46-110-W021D27 |
| 26 | Side Panel, Pentair MasterTemp |
| 25 | 46-110-W021D25 |
| 24 | Manifold Side Panel, Pentair MasterTemp |
| 23 | Service Side Panel, Pentair MasterTemp |
| 22 | Heater Top, Pentair Master Temp |
| 22 | 47-102-1485 |
| 21 | Vent Cover, Pentair MasterTemp/Max-E-Therm |
| 20 | 46-110-W021K20 |
| 16 | Enclosure Insulation Kit, Pentair MasterTemp/Max-E-Therm |
| 15 | 46-110-W021K15 |
| 9 | 46-110-W021K9 |
| 8 | Gasket Kit, Pentair MasterTemp/Max-E-Therm, Blower Plate |
| 7 | Air Orifice Grill, Pentair MasterTemp/Max-E-Therm |
| 6 | 46-110-W021K6 |
| 5 | 46-110-W021K5 |
| 3 | 46-110-W021K3 |
| 2 | Union, Pentair Sta-Rite, 3/4" Female Pipe Thread |
| 1 | Combination Gas Valve, Pentair MasterTemp/Max-E-Therm |
🔧 Exploded diagram and parts
This part belongs to the Pentair MasterTemp Gas Heater Burner System assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Show the other 33 parts on this diagram we stock
Kit Metal Flue Collar 4 Inx6 In Accessorys
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
![]() |
Kit Metal Flue Collar 4 Inx8 In Accessory | 77707-0077 | 6 in stock | $211.81 | Add to cart |
![]() |
Kit Metal Flue Collar 4 Inx6 In Accessory | 77707-0076 | 3 in stock | $201.25 | Add to cart |
![]() |
Enclosure Insulation, Pentair MasterTemp/Max-E-Therm, Bottom | 42001-0074S | 11 in stock | $77.38 | Add to cart |
![]() |
Kit 175K Gas Orifice | 461002 | 1 in stock | $40.03 | 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 |




























































