1/2-in x 4-in Black Steel Schedule 40 Nipple - 17321

166N124

1/2-in x 4-in Black Steel Schedule 40 Nipple - 17321. Bulk is available to buy in increments of 25. Black 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.