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 2925-01-497-9381
NSN 5985-00-827-1061
NSN 5910-01-595-2613
NSN 6320-01-418-2611
NSN 5915-00-781-8984
NSN 6645-01-266-6699
NSN 5835-01-610-5744
NSN 5835-01-060-3243
NSN 6220-01-183-7279
NSN 5996-00-392-7626
NSN 5920-01-082-2761
NSN 6685-01-148-4588