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 5945-01-314-9529
NSN 6610-01-250-2811
NSN 6105-00-491-9945
NSN 6610-01-013-8922
NSN 6220-01-088-0465
NSN 4140-01-503-0034
NSN 5950-01-216-8289
NSN 5998-01-359-5089
NSN 5965-01-218-7795
NSN 6650-01-406-9852
NSN 2925-01-448-2880
NSN 5996-01-122-8288