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 6685-01-458-5206
NSN 6650-01-037-1948
NSN 5835-00-284-0882
NSN 5975-01-295-3729
NSN 5910-00-927-0791
NSN 5996-00-862-5514
NSN 6130-01-303-7590
NSN 5930-01-487-6928
NSN 5925-01-134-2747
NSN 6685-00-041-7721
NSN 6320-01-521-1764
NSN 4140-00-900-2341