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 6620-01-335-9197
NSN 6645-01-449-1824
NSN 6220-01-351-1555
NSN 5905-01-094-8009
NSN 5930-01-563-1799
NSN 6105-00-052-2409
NSN 5990-00-226-1152
NSN 6610-01-018-9122
NSN 5950-01-050-8228
NSN 5965-00-170-5254
NSN 5905-01-170-4111
NSN 5905-01-308-6648