A piping device usually formed of nonferrous metal which is connected to a plumbing fixture for waste drainage and for the purpose of preventing sewer gas from backing up beyond a 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.
NSN 6110-00-738-3400
NSN 6130-01-552-3280
NSN 5935-01-634-0668
NSN 5945-01-263-8644
NSN 5935-01-492-8400
NSN 6240-01-381-6815
NSN 6685-01-214-0359
NSN 2925-01-399-2765
NSN 6650-01-431-9625
NSN 6685-01-040-7710
NSN 5990-00-232-3965
NSN 6650-01-655-6284