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 6145-01-632-6558
NSN 5950-01-025-1649
NSN 5855-01-421-7691
NSN 5960-01-205-7425
NSN 6240-01-148-0379
NSN 5996-01-507-6746
NSN 6610-00-691-1807
NSN 5965-00-087-3245
NSN 5915-01-235-2144
NSN 5998-00-944-6331
NSN 6105-00-141-5598
NSN 5985-01-060-3242