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 6645-01-210-4388
NSN 4140-01-556-0762
NSN 6220-00-881-2596
NSN 5975-00-503-9190
NSN 6145-00-132-4800
NSN 6105-01-517-9390
NSN 5925-01-080-5755
NSN 6610-01-539-8213
NSN 4140-01-255-6966
NSN 5985-00-974-3077
NSN 5835-00-145-8926
NSN 5990-01-036-5602