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 6645-01-166-8904
NSN 5905-00-240-6814
NSN 6135-00-461-3590
NSN 5945-01-314-8043
NSN 5945-00-587-1348
NSN 6110-01-096-2271
NSN 6130-00-899-4675
NSN 5990-00-863-6010
NSN 5990-01-266-6016
NSN 5895-01-515-6165
NSN 6145-00-153-2818
NSN 5998-01-204-8302