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 6135-00-170-8819
NSN 6135-00-179-0538
NSN 4140-01-646-7141
NSN 5915-01-296-6740
NSN 5930-01-463-3204
NSN 5895-01-029-5770
NSN 4140-00-975-5070
NSN 6620-01-319-6008
NSN 5950-01-322-7896
NSN 4140-00-857-9970
NSN 7035-01-501-5938
NSN 5855-00-548-4742