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 5990-01-443-2931
NSN 5905-00-190-5134
NSN 6110-01-158-8008
NSN 5975-01-141-7632
NSN 6145-00-524-9130
NSN 5960-00-724-5787
NSN 5950-01-399-2603
NSN 6650-01-026-6572
NSN 5998-01-123-9092
NSN 6220-00-450-4356
NSN 5950-00-921-4852
NSN 5950-01-501-5682