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 5950-01-625-6780
NSN 5905-00-206-1943
NSN 4140-01-393-4014
NSN 5910-01-603-2070
NSN 5925-00-080-2163
NSN 6610-01-258-7059
NSN 6620-00-270-3275
NSN 5930-01-555-8074
NSN 6220-01-423-2814
NSN 7035-00-445-9657
NSN 6220-01-467-9608
NSN 6240-00-239-0159