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 5910-01-554-0836
NSN 5925-01-031-1473
NSN 5999-01-218-8308
NSN 6610-01-028-7651
NSN 5920-00-811-4405
NSN 5855-00-832-9341
NSN 6620-01-360-4725
NSN 6645-00-173-2800
NSN 6220-01-385-9499
NSN 6610-01-613-1831
NSN 6645-00-221-1058
NSN 5985-00-218-6514