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 6650-01-390-6989
NSN 6685-00-682-7459
NSN 6105-00-974-8237
NSN 5905-01-602-4459
NSN 6240-01-171-9500
NSN 5925-01-314-5514
NSN 5996-01-115-2823
NSN 5990-01-027-8260
NSN 5910-01-239-2037
NSN 6650-01-144-5351
NSN 6620-01-401-5356
NSN 5930-00-959-5191