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 5999-01-563-2134
NSN 5985-00-018-0689
NSN 5935-01-250-2607
NSN 5985-00-427-6469
NSN 6685-00-734-7630
NSN 5998-01-532-7351
NSN 6650-01-502-6761
NSN 6240-00-482-1142
NSN 2925-00-794-7858
NSN 5935-01-558-4264
NSN 5950-01-573-7961
NSN 6685-01-123-3033