Pipe Nipple Assortment Finish/Coating Galvanized Fitting Compatibility Schedule 40 Included Lengths (6) 2 1/2 in (6) 2 in (6) 3 1/2 in (6) 3 in (6) 4 1/2 in (6) 4 in (6) 5 1/2 in (6) 5 in (6) 6 in (6) Close Material Steel Metal Pipe Construction Welded Nominal Pipe Size 1 in Number of Pieces 60 Pipe Weld Type Electric Resistance Weld Schedule Schedule 40 Standards ANSI/ASME B1.20.1 ASTM A53 Type E Grade A ASTM A733 Thread Configuration Threaded on Both Ends Thread Type NPT