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 5945-00-941-6866
NSN 5999-00-153-9671
NSN 5950-01-107-8679
NSN 5930-01-580-3465
NSN 5925-01-386-7084
NSN 4140-01-537-9532
NSN 5920-00-665-2885
NSN 5950-01-323-6953
NSN 5915-00-918-8636
NSN 6150-01-241-9445
NSN 7035-00-008-4173
NSN 7035-01-371-0091