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 6610-00-331-3460
NSN 5920-01-327-2570
NSN 6145-01-252-7675
NSN 6240-01-464-8916
NSN 6105-01-526-8402
NSN 6130-01-630-5873
NSN 6645-00-947-0625
NSN 5998-01-516-8040
NSN 4140-01-396-4025
NSN 7035-01-420-5404
NSN 5945-01-538-9511
NSN 6150-01-573-7365