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 6105-00-177-6300
NSN 6620-00-366-1365
NSN 5990-01-201-1698
NSN 5925-01-602-7521
NSN 6650-01-246-4262
NSN 6135-01-052-9634
NSN 5965-01-586-9717
NSN 5945-01-549-8830
NSN 5950-01-084-0718
NSN 5999-01-455-9402
NSN 5998-00-441-7541
NSN 5925-01-085-5767