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 4140-01-028-9232
NSN 5996-01-215-0944
NSN 5996-00-508-0383
NSN 5960-01-093-4892
NSN 2925-01-041-1173
NSN 7035-01-351-4111
NSN 6105-01-181-1731
NSN 5985-01-074-8896
NSN 6130-01-079-9490
NSN 6320-01-558-8844
NSN 7035-01-366-5912
NSN 6685-01-501-9984