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 6145-01-487-3773
NSN 5915-00-138-9155
NSN 6650-00-769-3003
NSN 5999-00-168-0356
NSN 6645-01-365-8020
NSN 5985-01-519-0115
NSN 6685-01-612-5597
NSN 5990-01-583-2870
NSN 6685-01-185-3024
NSN 6110-01-644-1370
NSN 5935-01-113-8829
NSN 6110-00-288-4179