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 6110-01-065-9659
NSN 2925-00-964-7128
NSN 6645-00-130-8464
NSN 5998-01-586-8404
NSN 5925-01-433-3952
NSN 6150-01-245-8170
NSN 4140-01-358-7889
NSN 5930-00-504-0151
NSN 6240-00-437-5216
NSN 2925-00-749-8893
NSN 5835-01-537-1228
NSN 5925-00-111-1748