Home Plumbing Pipe Fittings THXL Series Extra Long Thru-Hull Connector with Nut (Thread NPS 1”) Groco THXL Series Extra Long Thru-Hull Connector with Nut (Thread NPS 1”) $47.89 THXL Series Extra Long Thru-Hull Connector with Nut (Thread NPS 1”) quantity Add to cart Product Details Product Details Thread NPS: 1″. Flange OD: 2.32″. Max Hull Thickness: 5.33″. Extra long NPSM / NPT combination thread for thick hull sections. C83600 Bronze. Includes nut.
