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 6220-01-009-8329
NSN 5999-01-426-5180
NSN 6610-00-494-7276
NSN 6240-00-299-9819
NSN 6110-01-063-8309
NSN 6320-01-352-5653
NSN 6130-00-432-4766
NSN 6620-00-679-5830
NSN 6650-01-448-4996
NSN 5835-01-345-6697
NSN 6645-01-602-8275
NSN 6685-01-475-2048