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 5925-01-446-6849
NSN 5999-00-706-2786
NSN 5990-01-120-1910
NSN 5965-00-903-6298
NSN 5999-00-722-0975
NSN 6240-00-936-2056
NSN 5910-00-644-6204
NSN 6645-00-080-1087
NSN 6135-01-440-9412
NSN 6610-01-411-6800
NSN 6150-00-518-4558
NSN 5998-01-371-2273