Waterway Threaded Sleeve For Split Nut Sand Filter [R3] (505-1960) leviton This replacement is especially useful

This replacement is especially useful when the original transformer has failed

This type of tool is especially useful when repeated jet fitting maintenance is part of regular spa repair work

SPST operation

A fitting like this is useful because it helps form the proper plumbing pass-through at the wall while preserving a clean

this Waterway union collar gasket is a practical replacement when the earlier-dimension sealing part is required

Waterway Threaded Sleeve For Split Nut Sand Filter [R3] (505-1960) leviton This replacement is especially usefulThe Waterway 505 1960 threaded sleeve is designed for compatible split nut sand filter applications and is identified as the R3 version. A part like this is useful because it helps restore the threaded connection structure used by the split nut assembly, supporting cleaner filter reassembly during service or rebuild work. Threaded sleeves can be important in sand filter maintenance because they help preserve the fit and engagement of related hardware.