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 5998-01-400-1946
NSN 6610-01-200-3596
NSN 2925-01-187-5480
NSN 5915-01-437-2831
NSN 6240-01-633-9357
NSN 6240-00-287-1988
NSN 5960-01-560-1783
NSN 5960-01-053-3753
NSN 5910-01-301-3843
NSN 6135-01-382-1980
NSN 5950-01-088-3454
NSN 5998-00-200-8627