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 5895-01-187-5703
NSN 5920-00-251-9142
NSN 5998-00-389-8400
NSN 6685-01-127-0364
NSN 6320-01-359-3921
NSN 5996-01-485-6678
NSN 5990-01-455-8035
NSN 6145-00-734-4554
NSN 5996-00-605-0397
NSN 5905-00-984-8234
NSN 6320-01-631-7828
NSN 6135-01-601-4063