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 5905-01-579-6536
NSN 5925-01-589-2465
NSN 5935-01-303-0838
NSN 4140-01-089-0465
NSN 6130-00-847-8040
NSN 5990-00-625-2560
NSN 6130-00-764-5840
NSN 5996-01-361-0134
NSN 5895-00-418-2221
NSN 6110-00-005-7878
NSN 6150-01-376-0032
NSN 6685-01-442-7212