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 5855-01-197-2774
NSN 5835-00-632-8621
NSN 5996-01-508-8171
NSN 7035-01-265-0216
NSN 6150-00-279-9337
NSN
NSN 4140-01-518-2900
NSN 6105-01-255-4028
NSN 5935-01-067-4632
NSN 5905-00-948-9389
NSN 5855-01-162-5251
NSN 6220-00-673-5287