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 5930-01-288-9228
NSN 5855-00-014-5008
NSN 6650-01-293-7240
NSN 5855-01-339-7675
NSN 5998-00-661-0380
NSN 5985-01-141-4648
NSN 4140-01-111-8297
NSN 5935-01-524-0505
NSN 5925-01-082-0591
NSN 6240-01-528-6792
NSN 5990-01-192-9917
NSN 6220-00-271-4159