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 6620-01-420-8666
NSN 5960-00-794-7463
NSN 5998-01-090-7489
NSN 6610-00-292-9895
NSN 2925-01-180-7794
NSN 5950-01-414-6930
NSN 6240-01-630-9987
NSN 5990-00-269-2226
NSN 5960-01-528-1147
NSN 6685-00-789-3404
NSN 5920-00-265-0003
NSN 6685-01-578-4771