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 5935-01-472-0269
NSN 5895-01-473-0061
NSN 5835-01-027-3931
NSN 7035-01-453-3601
NSN 6645-00-814-4558
NSN 5930-01-007-2625
NSN 5985-00-932-2702
NSN 5945-00-446-9290
NSN 6320-00-937-5625
NSN 6220-00-156-4469
NSN 6145-01-082-9048
NSN 6685-01-462-6771