A device having hub and/or spigot ends. It is used in drain of soil systems to prevent sewer gas from backing up beyond desired point by forming a water seal in the line. This is accomplished by its peculiar shape which is usually in the form of a letter p or s. It may have side inlet and/or cleanout.
Classification: Fittings, nonmalleable cast iron for cast-iron soil pipe (not threaded)
NSN 5996-00-260-8291
NSN 6620-01-456-0529
NSN 2925-01-139-7098
NSN 5975-01-598-5935
NSN 6150-01-200-0117
NSN 5895-01-447-7262
NSN 6620-01-512-2016
NSN 5965-01-098-7028
NSN 6130-00-937-9625
NSN 4140-01-043-5089
NSN 5990-01-126-5824
NSN 5925-00-089-9928