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 6145-00-596-8447
NSN 6145-00-091-1079
NSN 6610-01-333-2381
NSN 6610-01-466-9985
NSN 4140-01-448-8382
NSN 5910-00-771-0143
NSN 6110-00-858-6770
NSN 6650-01-411-1349
NSN 5935-00-812-8968
NSN 5996-01-164-8266
NSN 6240-01-077-3788
NSN 6150-01-313-8338