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 5935-00-686-0086
NSN 6145-01-560-9846
NSN 6150-00-013-5613
NSN 5965-01-252-8701
NSN 5999-00-443-2688
NSN 5965-00-812-9158
NSN 5996-01-012-1924
NSN 6685-00-813-2417
NSN 6620-01-429-9115
NSN 5996-01-260-0777
NSN 6145-01-621-2952
NSN 6145-00-336-1986