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 6620-01-625-2855
NSN 5998-01-624-0163
NSN 4140-01-362-7117
NSN 5895-01-180-8006
NSN 6645-01-458-3814
NSN 6220-01-656-8044
NSN 5950-00-834-0759
NSN 6135-00-377-9165
NSN 6610-00-936-8535
NSN 6620-00-140-8644
NSN 5960-01-079-7797
NSN 6620-01-476-0498