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 6105-00-563-0494
NSN 6135-01-056-4609
NSN 5990-01-335-7948
NSN 6135-00-913-2062
NSN 6220-01-598-6900
NSN 5996-00-248-7061
NSN 5945-01-234-3146
NSN 5920-01-294-1312
NSN 5930-00-503-7656
NSN 5945-00-960-1375
NSN 4140-00-269-5795
NSN 5999-00-074-4365