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 6645-01-252-9659
NSN 5905-01-480-5271
NSN 6145-00-932-5698
NSN 5950-01-116-0973
NSN 6130-00-948-9422
NSN 6320-01-017-5274
NSN 5950-01-539-9576
NSN 6105-01-415-9913
NSN 5950-01-625-8829
NSN 5835-01-616-6131
NSN 6320-00-261-9136
NSN 6645-00-450-2209