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 5930-01-141-7740
NSN 6645-00-244-0359
NSN 5960-00-053-2030
NSN 4140-00-269-5795
NSN 5965-00-076-9561
NSN 4140-01-491-7363
NSN 5905-00-999-8333
NSN 6650-01-307-6009
NSN 5975-01-530-0326
NSN 5999-00-355-4791
NSN 6220-01-435-4839
NSN 6685-00-969-3146