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 5965-00-539-7778
NSN 6320-01-618-7800
NSN 5950-01-031-4902
NSN 5920-01-016-1141
NSN 5925-01-412-3733
NSN 6320-00-242-3300
NSN 5960-01-430-3911
NSN 5996-01-528-6974
NSN 5998-01-169-1708
NSN 5920-01-323-6739
NSN 6620-01-173-2186
NSN 6130-01-293-8681