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 6620-01-389-9281
NSN 6135-01-199-1185
NSN 6610-01-218-6246
NSN 5920-01-501-5961
NSN 2925-01-198-7528
NSN 5930-01-046-4641
NSN 5935-01-063-0050
NSN 6220-01-562-3819
NSN 6320-01-416-9357
NSN 6320-00-456-0836
NSN 4140-01-312-6760
NSN 5990-00-108-5400