This Kit is an O-Ring that is a square style for a Piranha pump and (2) 2 5/8" C to C for the pump unions found on Jacuzzi, Sundance, Hotspring and other brands as well...
Part Type Square Ring
O Reference Number O-464
Inside Diameter 6"id
Outside Diameter 6-1/4"od
Cross Section 1/8"
| Part Type | Square Ring |
| Cross Section | 1/8" |
| Inside Diameter | 6"id |
| Outside Diameter | 6-1/4"od |
The (2) O-Rings are 2 5/8" center to center and fits some unions but most unions are 2 1/2" center to center... Do not buy this O-Ring until you verify that you have a 2 5/8" Center to center groove in your union for this O-Ring to fit into..
