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 5910-01-615-2507
NSN 5910-00-633-7743
NSN 6220-01-542-8738
NSN 5910-00-170-6784
NSN 6650-01-514-0240
NSN 5999-01-355-7474
NSN 6685-01-580-7991
NSN 6650-00-107-8509
NSN 5998-01-634-0604
NSN 5975-01-348-3112
NSN 6105-00-006-4184
NSN 5925-01-035-7440