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 6110-01-526-2487
NSN 6620-00-064-4964
NSN 5835-01-485-0210
NSN 6145-01-495-1410
NSN 6650-01-047-3287
NSN 5945-00-356-8752
NSN 6240-01-399-4105
NSN 5910-01-440-5746
NSN 6610-01-094-4524
NSN 5990-00-067-6791
NSN 5905-01-444-0016
NSN 5930-01-046-2779