This part is a Complete Waterway Old Faithful Jet that has a 4-3/4" hole size allows up to 175gpm of water movement the face is a Deluxe Scalloped Black.. The water glue inside connection is 2" which measures about 2 3/8" Inside Diameter and the air connection is 1/2" which would measure about 3/4" Inside Diameter..

Note: This jet is New Old Stock "NOS" so it will have some scratches and such on the black face..

Note: You will need silicone sealer to install this jet body as a well as Spin kits.. You can find those item links below..

Spin Kit, 2" Manifold Coupler Kit Old Plumbing to New Hot Tub Spa Part for 1-2 Manifolds Spin To Win

1/2" Flex Pipe, 6" length for Manifolds ,Jet Bodies and Other Fittings

Coupler 1/2" Slip x 1/2" Slip

Silicon Large Tube 10.3oz Special Hot Tub Repair Formula for Sealing Fittings to the Shell

Hole Size    4-3/4"
Jets Complete    Jet Complete
Air Connection Size    1/2"
Air Connection Type    Slip (s)
Water Connection Size    2"
Water Connection Type    Slip (s)
Manufacturer    Waterway
Model    Old Faithful
Color    Black
Internal Type    Directional
Face Style    Deluxe Scalloped
Face Diameter    6-1/4"