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 6220-01-347-8643
NSN 5855-01-630-5790
NSN 5960-00-584-4553
NSN 6610-01-371-3006
NSN 5950-00-113-0034
NSN 6685-00-793-1098
NSN 5990-00-315-9343
NSN 4140-01-260-3473
NSN 5910-01-204-6848
NSN 5835-01-453-7229
NSN 5998-01-577-8717
NSN 6685-01-394-5861