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 6145-00-931-7274
NSN 5985-01-634-0635
NSN 6130-01-524-3058
NSN 5925-00-290-4451
NSN 6620-00-580-3499
NSN 6145-01-452-1966
NSN 5996-01-454-6938
NSN 5985-00-968-6381
NSN 6650-01-356-9839
NSN 5996-01-633-7979
NSN 5996-01-069-2915
NSN 6145-01-599-9856