Carvin MD Series White Main Drain Retaining Ring (43-1129-03-RWHT) mpindustries Helps restore a clean and

Helps restore a clean and serviceable branch connection

The kit format gives this part practical value because it pairs two related gate functions in one matched package rather than requiring separate part sourcing

and 183A IID heater applications where the supported pilot fuel-delivery opening needs replacement

This type of part is especially useful when replacing a worn pump-output lead without changing the broader control configuration

When a spa heater begins to struggle

Carvin MD Series White Main Drain Retaining Ring (43-1129-03-RWHT) mpindustries Helps restore a clean andThe Carvin MD Series retaining ring is designed for compatible main drain applications where the cover or related drain component needs dependable retention. A retaining ring is useful because it helps hold the assembly together securely, supporting cleaner fitment and a more complete installed condition. This white replacement is especially useful when the original ring is cracked, warped, damaged, or missing. Installing the correct retaining ring