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 4140-01-208-1851
NSN 5990-01-551-4356
NSN 6685-00-839-8623
NSN 5910-00-339-2198
NSN 6130-01-010-4299
NSN 7035-01-575-1026
NSN 5910-00-822-2193
NSN 6105-00-110-7809
NSN 5999-01-157-0748
NSN 6320-00-456-0836
NSN 6135-01-434-1790
NSN 5895-00-704-9295