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 2925-00-413-2064
NSN 5996-01-514-5937
NSN 6240-00-146-9322
NSN 6130-00-482-1257
NSN 5925-01-481-0479
NSN 6610-01-447-2560
NSN 6685-00-834-4280
NSN 6105-01-552-3533
NSN 6620-01-483-1138
NSN 5835-00-289-9080
NSN 5960-01-599-9821
NSN 6645-01-301-9462