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 5990-01-143-2518
NSN 2925-01-141-7563
NSN 6220-00-657-2098
NSN 5999-01-132-1669
NSN 6105-01-073-0611
NSN 6240-01-383-7114
NSN 6240-00-243-8336
NSN 5965-01-396-7508
NSN 6150-01-100-6464
NSN 4140-00-228-9005
NSN 6685-00-899-1861
NSN 6650-00-408-3105