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 5895-00-456-0830
NSN 5915-00-518-0851
NSN 5975-01-625-8839
NSN 6610-01-559-1447
NSN 6150-01-099-9619
NSN 5985-00-735-4748
NSN 6110-01-262-6618
NSN 5975-00-102-9639
NSN 5915-01-202-2495
NSN 5835-01-200-7153
NSN 5975-00-279-3972
NSN 5930-01-237-3778