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 5950-00-146-4649
NSN 4140-01-338-0762
NSN 5930-01-416-2973
NSN 5930-01-152-8771
NSN 2925-00-719-4658
NSN 5945-01-063-7495
NSN 5996-01-570-4583
NSN 5905-00-144-4910
NSN 6620-00-067-4946
NSN 2925-01-541-5031
NSN 5950-01-558-7407
NSN 6610-01-391-6781