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 5990-00-412-4411
NSN 2925-00-878-2196
NSN 6135-01-632-3365
NSN 5960-01-142-1995
NSN 5990-01-071-1505
NSN 6110-00-945-4290
NSN 4140-01-142-1225
NSN 6685-00-414-6564
NSN 5960-01-261-5143
NSN 6105-00-143-5836
NSN 6685-01-586-9966
NSN 5910-01-416-4146