The style 57 Single Spring can be converted to a welded metal bellows cartridge - Style 50.
| Flex-A-Seal, Inc. | |
|---|---|
| Product Category | Metal Bellows |
| Product Number | Style 57 |
| Product Name | Single Spring Cartridge Seal |
| Inside Diameter | 1 to 4 inch (25.4 to 102 mm) |
| Outside Diameter | 1.69 to 4.25 inch (42.85 to 108 mm) |
| Free Length | 1.45 to 2.32 inch (36.73 to 58.95 mm) |
| Working Pressure | 150 psi (106 m H2O) |
| Operating Temperature | ? to 400 F (? to 204 C) |