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 6650-01-197-4585
NSN 5999-01-507-5389
NSN 6145-00-294-0830
NSN 5950-01-227-0185
NSN 5935-00-065-9030
NSN 6650-01-511-1915
NSN 5950-01-140-1249
NSN 5920-01-645-6082
NSN 5935-01-257-6546
NSN 5996-01-439-2823
NSN 4140-01-516-3769
NSN 5985-01-373-9497