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 5930-00-623-0416
NSN 5920-00-185-9587
NSN 5996-01-539-1351
NSN 5935-01-102-3220
NSN 5920-01-571-8583
NSN 6645-01-361-1860
NSN 5965-01-438-0647
NSN 5996-01-205-3263
NSN 6150-01-085-9386
NSN 6145-01-224-7655
NSN 5905-00-772-6350
NSN 5835-00-233-6327