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 5950-01-029-3292
NSN 5965-01-241-0553
NSN 6645-00-542-1734
NSN 6145-01-150-7771
NSN 6650-01-286-3417
NSN 6650-01-032-1786
NSN 5910-00-296-8816
NSN 6220-01-341-9198
NSN 7035-01-201-7152
NSN 5930-01-377-9359
NSN 5975-01-360-0688
NSN 5945-00-270-4785