5/16" COMP NUT

Used for right-angle transition from round pipe or insulated flexible duct to a register or grille

Inside Dimensions 6-3/8" x 3-1/2" x 3-1/4"

It is ideal for protection in continuous pressure piping applications and at cross-connections identified as non-health hazards and for contaminants at the service line entrance

1 X 3 1/2 BLK NIPPLE (25) ZYLOL 5/16" COMP NUTBlack steel nipples and pipe offer a secure method of transporting plumbing mediums. General uses for this product are for transporting lubricant, oil, grease, LP gases & fuel or to create your own DIY projects. This pipe style is designed for use with other black malleable iron fittings.