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 5930-01-550-3158
NSN 5990-01-612-5323
NSN 5990-01-492-1114
NSN 5915-00-216-8185
NSN 6685-01-059-1769
NSN 6110-01-283-9420
NSN 2925-01-285-7163
NSN 6150-00-100-4373
NSN 6150-01-415-7561
NSN 6610-01-168-7943
NSN 5999-00-116-7528
NSN 6620-00-846-3287