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 4140-00-162-0859
NSN 6150-00-164-6742
NSN 6240-01-584-9648
NSN 5985-00-964-3547
NSN 6610-01-579-7000
NSN 5998-01-037-5153
NSN 5930-01-168-4124
NSN 6650-00-356-5228
NSN 5855-01-057-7818
NSN 7035-01-080-8742
NSN 5945-01-611-6088
NSN 5985-01-594-4089