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 4140-01-155-3101
NSN 6145-01-550-7909
NSN 6685-01-100-8061
NSN 4140-01-528-0379
NSN 5945-01-136-2078
NSN 5996-01-196-4502
NSN 5835-00-764-4388
NSN 5998-01-299-5590
NSN 5835-01-394-3812
NSN 6610-01-633-8931
NSN 6105-00-079-0547
NSN 5945-00-153-8426