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 6650-00-800-4092
NSN 6610-01-110-3802
NSN 5945-00-517-2494
NSN 5835-01-552-8365
NSN 6610-00-292-5411
NSN 5990-01-071-1505
NSN 5935-01-211-9428
NSN 5960-00-698-3765
NSN 2925-01-556-0333
NSN 5835-01-013-9321
NSN 6220-01-578-9227
NSN 6240-01-608-4990