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 6320-00-483-0451
NSN 6685-00-160-1313
NSN 5855-01-614-0023
NSN 5975-01-500-7275
NSN 5905-00-300-2653
NSN 5999-01-264-5181
NSN 5950-00-453-4647
NSN 5996-00-910-0255
NSN 6135-01-644-9348
NSN 5985-01-514-0741
NSN 5998-01-240-1779
NSN 5945-00-170-8632