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 7035-00-981-5425
NSN 6320-01-334-5305
NSN 6685-01-218-5258
NSN 6105-01-277-9152
NSN 6145-00-127-9767
NSN 6645-01-501-0576
NSN 6105-00-964-4060
NSN 5905-01-200-6246
NSN 5945-01-053-1178
NSN 5925-01-092-3417
NSN 5998-00-753-7856
NSN 6645-01-298-4662