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 6620-01-498-2052
NSN 6685-01-210-4166
NSN 5935-00-763-8028
NSN 6685-00-169-1654
NSN 2925-01-058-1718
NSN 5985-00-985-3939
NSN 5950-01-255-8284
NSN 6135-01-305-6958
NSN 6150-00-498-3759
NSN 5930-00-852-4868
NSN 7035-01-104-5446
NSN 6240-00-776-1614