Attwood Cowl Ventilator 6" Chrome 1364-A3 | 26 boss-audio-systems 1-1/4" 11-1/2 NPSM straight cap

1-1/4" 11-1/2 NPSM straight cap threads

Johnson/Evinrude Outboards

It also features a control knob which cannot be removed while in the ON or OFF position

Medium Red

Size: 9/16" x 1-7/8"

Attwood Cowl Ventilator 6" Chrome 1364-A3 | 26 boss-audio-systems 1-1/4" 11-1/2 NPSM straight capAttwood Cowl Ventilator #23 1364A3 Can be used with any standard 3" ventilation hose. Features flexible hose flange that is screwed onto hose, then snaps onto the flange. The neck extends 1" below deck Chrome plated zinc. Flange is non corrosive plastic. Installs with #8 screws. Dimensions 5 5 16" W x 6" L x 2 1 4" H (Neck extends 1" below deck) Installation Hole Size 3 1 4" to 3 1 2"