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 5960-01-027-4927
NSN 5930-01-391-5093
NSN 5950-01-406-6300
NSN 5910-01-031-7065
NSN 6150-00-302-9074
NSN 5960-01-353-0773
NSN 6145-01-259-4144
NSN 6105-01-610-9838
NSN 4140-01-080-8268
NSN 6135-01-275-9767
NSN 6145-01-192-2087
NSN 6150-01-515-7718