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 5930-00-067-4111
NSN 6610-00-825-5774
NSN 5975-01-472-2729
NSN 4140-01-329-8288
NSN 6650-01-573-0616
NSN 7035-00-200-5162
NSN 5895-00-371-6614
NSN 5835-01-174-7700
NSN 5996-01-609-1891
NSN 5985-01-325-7133
NSN 6320-01-147-9177
NSN 6685-01-169-1859