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 2925-00-139-3231
NSN 6135-01-167-7604
NSN 4140-00-970-8426
NSN 6220-01-437-9085
NSN 5996-01-051-2097
NSN 5945-00-473-0508
NSN 2925-01-394-5650
NSN 6650-01-133-7806
NSN 5950-01-479-9537
NSN 5945-00-410-9255
NSN 6130-01-521-9691
NSN 6135-00-228-8140