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 5960-00-915-6269
NSN 2925-01-197-7864
NSN 5945-01-398-3201
NSN 5895-01-034-7102
NSN 6610-01-462-5980
NSN 5996-00-900-8177
NSN 6105-01-063-7704
NSN 6105-00-919-8466
NSN 5999-01-231-9728
NSN 5975-01-519-3084
NSN 6320-01-527-0211
NSN 5999-00-433-9895