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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5895-00-794-2517
NSN 6610-01-259-1067
NSN 5975-01-555-9969
NSN 6135-00-477-8847
NSN 5950-01-440-9972
NSN 6220-01-501-9880
NSN 5925-01-294-3936
NSN 5999-01-321-4753
NSN 6110-00-402-7637
NSN 6240-00-204-0459
NSN 6135-01-651-7287
NSN 5855-01-290-3248