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 6240-01-440-1766
NSN 5950-00-351-0364
NSN 5855-01-528-2744
NSN 5855-00-481-0019
NSN 6220-01-521-1769
NSN 6685-00-028-6865
NSN 5945-01-654-8032
NSN 6620-01-535-5495
NSN 6620-01-537-4121
NSN 5945-01-178-2933
NSN 6145-00-064-0072
NSN 5975-01-010-2953