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 2925-01-380-0869
NSN 5925-01-142-5819
NSN 7035-00-870-0290
NSN 5950-00-388-8805
NSN 6620-01-457-9100
NSN 4140-01-593-8785
NSN 5950-01-422-1350
NSN 4140-00-913-8086
NSN 6320-00-225-7013
NSN 5950-01-339-1032
NSN 6610-01-303-4272
NSN 6220-01-625-8650