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 5920-01-035-5456
NSN 6110-01-398-1502
NSN 6645-01-381-7104
NSN 5910-01-341-1219
NSN 5920-00-226-7148
NSN 5920-01-562-6681
NSN 6620-01-171-9597
NSN 5895-01-634-0630
NSN 4140-01-133-0376
NSN 5905-00-553-9985
NSN 6110-01-558-6465
NSN 5895-00-263-3983