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 5920-01-178-8139
NSN 6105-01-406-4844
NSN 7035-01-558-6203
NSN 5965-01-266-7968
NSN 5985-01-510-9962
NSN 5925-01-140-4945
NSN 6220-00-215-6358
NSN 5920-00-482-3441
NSN 5975-01-390-7893
NSN 6620-01-239-1427
NSN 5960-01-406-4136
NSN 5960-01-394-3846