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 6110-01-381-4502
NSN 6135-01-052-9634
NSN 7035-01-577-0003
NSN 6105-01-599-8303
NSN 6135-01-629-6940
NSN 6240-01-062-1684
NSN 6135-01-658-3265
NSN 5996-00-874-7675
NSN 4140-00-228-1280
NSN 4140-00-021-7645
NSN 6240-00-960-8458
NSN 6220-00-827-0227