1.5'' Split Nut Sm Flange (Fits Pump Tailpieces)

Part Name: 1 1/2'' Split Nut Small Flange (Fits Pump Tailpieces)
Manufactured by: Magic Plastics
Manufacturer Part Number: 121109015

Manufacturer replacement part for hot tub spa use.

Measure the Inside Diameter "ID" of your current "CLOSED" split nut or regular nut. If it measures:

2-7/16" then you need a 1-1/2"
3-1/16" then you need a 2"
3-11/16" then you need a 2-1/2"