THRU HULL 2-1/2" W/ NUT

2-1/2' Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 2-1/2' GROCO thru-hull fitting than conventional thru-hulls.Features:NPSM / NPT combination threadC83600 BronzeUL listed 647BIncludes nut& BSPP and stainless steel models are availableSpecifications:Thread NPS: 2-1/2.