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 5895-01-329-4670
NSN 6130-00-354-0251
NSN 6150-00-288-0751
NSN 5965-00-450-8826
NSN 6650-01-202-0596
NSN 6620-00-349-4703
NSN 5920-01-415-9810
NSN 6220-01-506-5349
NSN 2925-01-400-2286
NSN 5998-01-352-5722
NSN 6685-01-580-0311
NSN 2925-01-633-4048