Stainless Steel Closed Nipple – Male Threaded December 29, 2016 by Stainless Steel Closed Nipple – Male Threaded Item Description Size SSFIT-CNP-014M Stainless Steel Closed Nipple – Male Threaded ¼” FPT SSFIT-CNP-012M ½” FPT SSFIT-CNP-034M ¾” FPT SSFIT-CNP-100M 1” MPT