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 5998-01-508-4036
NSN 6650-01-272-9746
NSN 5935-01-397-0982
NSN 6145-01-255-9565
NSN 5950-01-460-3341
NSN 5996-00-202-6576
NSN 5965-01-364-0122
NSN 5915-01-381-6547
NSN 5925-00-932-3027
NSN 6150-00-139-8585
NSN 6685-01-052-5576
NSN 6240-01-371-8340