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 5985-01-008-4787
NSN 6105-01-627-9731
NSN 5905-01-493-1895
NSN 6320-01-416-9357
NSN 6620-00-128-3201
NSN 5945-01-080-2238
NSN 5999-01-499-6675
NSN 6220-01-034-1231
NSN 6610-01-406-4985
NSN 6145-00-110-4127
NSN 6105-01-072-6761
NSN 6610-01-493-3010