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 5915-01-608-4053
NSN 4140-01-356-3726
NSN 5975-01-383-2856
NSN 6240-01-280-0566
NSN 4140-00-058-9839
NSN 6685-01-348-6476
NSN 5996-01-586-0162
NSN 5996-00-200-5610
NSN 4140-00-279-3148
NSN 5975-00-943-9939
NSN 5905-00-489-2743
NSN 6650-01-654-4927