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 5910-01-644-5160
NSN 5945-00-606-8874
NSN 5920-00-529-0618
NSN 5925-00-943-0250
NSN 6150-01-634-0575
NSN 6150-01-381-5676
NSN 5990-00-315-9343
NSN 6620-00-690-3554
NSN 5950-01-593-7117
NSN 6110-00-350-6192
NSN 5855-01-051-4143
NSN 5895-01-057-0061