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 5996-01-422-5495
NSN 2925-00-932-6262
NSN 6145-01-314-2991
NSN 6620-00-102-7442
NSN 6685-01-345-0826
NSN 5945-01-512-9376
NSN 6320-00-583-3104
NSN 5855-01-357-6877
NSN 6130-00-250-5964
NSN 5895-01-603-3607
NSN 6685-01-328-3535
NSN 6240-01-178-5604