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 6320-01-201-2776
NSN 6135-01-633-8502
NSN 5960-00-991-1135
NSN 6150-01-583-8880
NSN 6645-00-663-6002
NSN 5996-01-310-6240
NSN 5905-01-558-6705
NSN 5945-00-417-0856
NSN 5910-01-298-6484
NSN 6650-00-543-6023
NSN 6135-01-056-4609
NSN 4140-00-542-4611