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 7035-00-009-0099
NSN 5960-01-150-3944
NSN 5930-00-146-5148
NSN 5950-00-021-9985
NSN 5855-01-290-3248
NSN 5950-01-192-8067
NSN 2925-01-315-1714
NSN 6110-01-053-1755
NSN 6220-00-317-9101
NSN 5965-01-320-1808
NSN 5945-01-061-7659
NSN 5990-00-382-5885