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 6650-00-914-6897
NSN 4140-01-325-6972
NSN 2925-01-543-5571
NSN 6105-01-506-7953
NSN 2925-01-484-8556
NSN 6150-00-679-9203
NSN 6645-01-281-4842
NSN 5996-01-388-3329
NSN 6145-01-519-2087
NSN 5950-00-408-0878
NSN 5920-00-711-0767
NSN 4140-01-348-9029