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 6610-00-428-3678
NSN 5965-01-424-1096
NSN 5905-01-478-1078
NSN 5930-01-226-7598
NSN 6650-01-052-0015
NSN 5999-00-989-5296
NSN 5985-01-286-7076
NSN 6130-01-448-1840
NSN 6145-01-479-6848
NSN 6685-01-153-1846
NSN 5975-00-186-3968
NSN 5996-00-237-5146