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 6220-01-327-3272
NSN 6220-00-913-4465
NSN 5996-01-553-7399
NSN 5998-00-058-7059
NSN 6645-01-588-8437
NSN 5990-01-138-8981
NSN 4140-01-597-8194
NSN 5999-01-377-3618
NSN 5985-01-448-4136
NSN 5935-01-212-2820
NSN 6650-01-083-6671
NSN 5975-01-194-1237