Attwood 66543-3 stainless steel 1-1/8″ standard thru hull has full-length thread for thick hulls and easy tightening and are designed for installation above the water line only.
Specifications:
- Barb Length: 1″
- Fits hose size: 1-1/8″ I.D.
- Flange Outside Diameter: 2-1/4″
- Installation Hole Size: 1-1/2″
- Max Hull Thickness: 5/8″
- Thread Length: 1-1/4″
- Thread Outer Diameter: 1-3/8″
- Thread Size: 1″ NPSM
- Total Length: 2-1/2″