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 5855-01-432-0524
NSN 6145-01-413-5516
NSN 5996-01-278-2909
NSN 6105-01-524-9743
NSN 5930-01-462-0364
NSN 4140-01-535-5269
NSN 7035-01-028-4966
NSN 7035-00-150-2379
NSN 5950-00-883-3212
NSN 6650-00-629-8027
NSN 5996-00-661-1151
NSN 5925-01-195-8068