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 5950-00-644-2657
NSN 6135-01-110-9470
NSN 5950-01-140-5602
NSN 5965-01-399-8454
NSN 5905-00-878-4366
NSN 5915-00-543-1133
NSN 5925-01-294-1972
NSN 6685-00-141-4300
NSN 5985-01-488-8449
NSN 5910-00-763-1481
NSN 5915-00-455-0168
NSN 5910-00-186-2202