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 5985-01-443-2417
NSN 6105-01-343-1241
NSN 5950-01-611-0083
NSN 5910-01-493-5231
NSN 4140-01-315-3959
NSN 2925-00-246-3077
NSN 5935-00-079-9413
NSN 6135-01-268-2152
NSN 7035-01-169-6551
NSN 5950-01-438-2173
NSN 5935-01-139-3165
NSN 6220-01-306-9126