Use this nut to attach the heater element onto the heater housing securely.
30396 Nut for 2 Element Heater Box is for the following models:
| Make | Model | Date Range |
| Hot Spring | Grandee | 1991-1994 |
| Hot Spring | Highlife | 1991-1994 |
| Hot Spring | Sovereign IH 200v | 1994 |
| Hot Spring | Classic FH 220v | 1994 |
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