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 5950-01-252-8905
NSN 5925-00-194-9146
NSN 5905-01-204-1960
NSN 5920-00-156-9230
NSN 4140-01-529-6811
NSN 5905-01-147-0162
NSN 5998-00-972-6919
NSN 6320-00-925-0558
NSN 5975-01-307-9534
NSN 5985-01-023-8804
NSN 7035-01-007-7181
NSN 5910-00-751-9581