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 5855-01-023-3727
NSN 6145-00-081-6686
NSN 5990-01-485-0260
NSN 6220-01-172-1277
NSN 6685-00-854-2707
NSN 5920-00-108-5399
NSN 6620-01-107-2965
NSN 5915-00-998-4573
NSN 6650-01-481-3618
NSN 5835-01-069-2359
NSN 5910-01-433-2841
NSN 5999-01-392-7840