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 6240-01-043-2255
NSN 5835-00-409-8355
NSN 6145-01-515-1153
NSN 6145-00-156-4394
NSN 5935-00-550-7078
NSN 5935-01-596-7289
NSN 5920-00-767-0596
NSN 6145-01-512-8688
NSN 6320-01-449-1014
NSN 6645-01-302-9608
NSN 4140-00-190-0162
NSN 5990-01-598-8769