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 6620-00-838-6954
NSN 6645-01-633-1852
NSN 6645-01-381-7104
NSN 6130-01-502-3189
NSN 5965-01-561-7560
NSN 5945-01-407-2552
NSN 6130-01-252-7984
NSN 5996-01-060-4182
NSN 6320-00-779-5923
NSN 5935-00-476-1356
NSN 6240-00-234-5781
NSN 5905-01-634-0595