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 5985-01-159-1640
NSN 6320-01-447-4289
NSN 2925-00-923-5375
NSN 6650-01-528-6225
NSN 5855-01-485-7755
NSN 5835-00-794-7500
NSN 5910-00-630-6819
NSN 6135-00-938-1351
NSN 5975-01-422-0784
NSN 5960-01-074-2557
NSN 5925-00-804-5814
NSN 5910-00-476-9592