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 6135-01-255-9129
NSN 6135-01-466-1153
NSN 5985-01-147-5238
NSN 6110-00-191-9225
NSN 5990-01-529-7307
NSN 6150-01-093-8297
NSN 6110-00-297-5768
NSN 5960-01-178-7500
NSN 5999-01-335-5576
NSN 2925-01-197-7864
NSN 6610-01-633-8931
NSN 4140-01-060-1438