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 6135-00-488-4478
NSN 6685-01-430-1142
NSN 6110-01-133-6364
NSN 5855-00-165-3093
NSN 5855-00-247-7219
NSN 5996-00-891-9250
NSN 6685-00-285-3272
NSN 6240-01-513-4545
NSN 2925-00-474-4990
NSN 5905-01-549-1824
NSN 6105-00-379-2402
NSN 5895-01-248-0689