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 5910-01-100-3786
NSN 5998-00-272-5660
NSN 5835-01-347-8714
NSN 5835-01-286-6499
NSN 6620-01-352-5640
NSN 5999-01-632-3609
NSN 5910-01-168-8008
NSN 5965-01-512-1985
NSN 5950-00-146-4152
NSN 6135-00-951-3426
NSN 5935-01-058-8620
NSN 6220-01-376-3676