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 7035-01-567-1028
NSN 5990-01-462-1617
NSN 6110-01-606-6548
NSN 6240-01-361-8797
NSN 6610-01-429-7267
NSN 4140-00-001-8404
NSN 5920-00-935-2275
NSN 5855-01-203-4719
NSN 5855-01-115-9014
NSN 5998-01-367-4119
NSN 5835-01-544-9670
NSN 6220-00-225-8345