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 6145-01-429-1053
NSN 2925-00-660-8131
NSN 6105-00-548-3547
NSN 5960-00-911-3422
NSN 5905-01-483-0593
NSN 5965-01-186-2051
NSN 6145-01-425-3373
NSN 6320-00-583-3104
NSN 5975-00-300-5664
NSN 6685-00-481-9852
NSN 6130-01-253-4050
NSN 5905-01-655-8683