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 5895-00-466-2271
NSN 5895-01-259-5643
NSN 6135-01-364-0667
NSN 5905-01-548-0466
NSN 6620-00-249-7034
NSN 5835-00-909-8088
NSN 6620-00-400-4237
NSN 5930-01-370-4206
NSN 6110-00-317-8063
NSN 5925-01-187-7977
NSN 5920-00-964-9986
NSN 4140-01-026-1381