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 6110-00-987-3675
NSN 6220-01-227-9374
NSN 5975-01-167-8598
NSN 5895-01-535-6325
NSN 6650-00-925-3779
NSN 5965-00-951-9961
NSN 5999-01-429-5297
NSN 5999-00-768-2970
NSN 5960-00-995-1082
NSN 5855-01-357-6877
NSN 6145-00-852-8159
NSN 5999-00-846-3739