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 5960-01-184-3436
NSN 5960-01-287-4187
NSN 6645-00-850-6486
NSN 6685-01-610-2892
NSN 5855-00-149-0766
NSN 6220-01-655-2323
NSN 6620-01-388-1430
NSN 6220-00-316-2500
NSN 6110-00-250-5949
NSN 5895-01-417-0075
NSN 5905-01-521-0275
NSN 5835-01-464-7038