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 5950-00-992-7010
NSN 6105-01-322-0303
NSN 5835-01-610-5744
NSN 5905-00-722-6926
NSN 5905-01-025-0281
NSN 7035-01-174-7878
NSN 6610-01-499-0776
NSN 5965-00-362-2158
NSN 6110-01-374-2595
NSN 6620-01-307-9874
NSN 5975-01-391-5306
NSN 5910-01-467-9776