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 2925-01-281-4212
NSN 5910-01-285-2470
NSN 6650-00-105-8063
NSN 5950-01-431-6884
NSN 5920-00-117-8280
NSN 6220-00-990-3239
NSN 5950-01-173-6317
NSN 5999-00-679-5908
NSN 5950-00-525-2931
NSN 5998-01-020-6254
NSN 5935-00-728-4730
NSN 6685-00-505-1164