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 5915-01-486-1554
NSN 7035-01-535-7320
NSN 4140-01-323-3983
NSN 2925-01-355-3866
NSN 7035-00-631-3782
NSN 5990-01-061-5618
NSN 6685-00-343-8230
NSN 6220-01-337-7789
NSN 6650-01-132-2697
NSN 6110-01-043-1750
NSN 5985-01-250-4385
NSN 5996-01-162-9320