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 2925-00-824-2186
NSN 6620-01-553-1080
NSN 5910-01-592-1266
NSN 5996-00-464-2200
NSN 5950-00-549-1129
NSN 6620-01-197-7083
NSN 5895-01-500-2793
NSN 5925-00-220-6841
NSN 5960-01-039-2221
NSN 6150-01-187-7293
NSN 6685-00-583-2473
NSN 5960-01-458-6484