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 5990-00-147-3144
NSN 5998-01-123-5241
NSN 5950-01-146-4329
NSN 5999-01-542-9530
NSN 5965-01-258-5662
NSN 5985-00-233-6740
NSN 5835-01-501-0526
NSN 5835-01-158-6878
NSN 5835-01-378-6804
NSN 5910-01-311-3070
NSN 4140-01-495-3768
NSN 6685-01-068-7704