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 6135-01-495-0933
NSN 5965-01-365-0101
NSN 6150-01-192-7399
NSN 6320-01-302-5157
NSN 2925-00-953-2920
NSN 5835-01-510-1873
NSN 6135-01-487-6275
NSN 5935-01-440-9317
NSN 6110-00-443-4776
NSN 5950-01-410-8210
NSN 5985-01-027-0777
NSN 5975-01-045-6683