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 4140-01-448-9725
NSN 5998-01-091-7569
NSN 5996-00-928-9126
NSN 2925-01-036-8251
NSN 6150-00-900-4984
NSN 5996-01-391-7489
NSN 5996-01-356-2203
NSN 2925-01-484-8556
NSN 6620-01-381-6225
NSN 6685-01-081-7522
NSN 6610-00-149-1534
NSN 5855-00-484-8638