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 5999-01-097-0266
NSN 5925-01-046-6905
NSN 5965-01-368-8184
NSN 5935-01-597-6262
NSN 5855-01-406-8109
NSN 5855-01-170-8957
NSN 5835-01-007-9941
NSN 6145-00-945-0615
NSN 6220-01-306-2428
NSN 7035-01-591-0422
NSN 6610-00-558-0480
NSN 6130-01-488-9372