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 6105-01-462-1657
NSN 5855-00-145-3307
NSN 5998-00-845-4873
NSN 5960-00-462-0729
NSN
NSN 5905-01-313-5246
NSN 6135-01-472-9011
NSN 6610-01-539-0014
NSN 5920-01-378-2490
NSN 5905-01-463-8665
NSN 5910-00-400-5952
NSN 5915-01-061-4122