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 5920-01-302-7110
NSN 5910-00-227-0848
NSN 5835-01-063-6284
NSN 6135-01-010-0891
NSN 5990-01-632-0969
NSN 6650-00-008-6740
NSN 5960-00-740-7285
NSN 6610-00-433-5227
NSN 6685-00-134-9432
NSN 2925-01-617-6302
NSN 5925-01-564-2154
NSN 5996-01-067-4125