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 6240-01-493-2888
NSN 6610-01-412-0058
NSN 7035-00-574-4223
NSN 4140-01-178-5729
NSN 6105-01-371-6962
NSN 6320-01-397-0399
NSN 6110-00-843-0498
NSN 5950-01-268-9198
NSN 6150-01-547-7224
NSN 6110-00-288-4179
NSN 5999-01-094-3755
NSN 6685-01-313-8329