A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-00-189-0953
NSN 2925-01-055-9705
NSN 6105-01-080-5934
NSN 6135-01-614-5335
NSN 5990-01-609-4793
NSN 6145-01-303-1000
NSN 6610-01-024-0675
NSN 7035-00-135-4758
NSN 5975-00-808-9272
NSN 5998-00-298-8881
NSN 6320-00-925-0558
NSN 5835-01-492-4318