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 6650-01-272-0974
NSN 6650-01-476-3329
NSN 2925-00-596-9775
NSN 6620-00-245-3242
NSN 6645-01-160-7707
NSN 6240-01-494-6650
NSN 5965-01-175-9133
NSN 5960-00-313-6715
NSN 5895-00-889-7628
NSN 5895-00-097-8948
NSN 6620-01-024-6073
NSN 6135-01-315-9214