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 6240-00-353-5753
NSN 6240-01-085-6576
NSN 6110-00-146-2114
NSN 5996-01-387-4918
NSN 4140-00-078-9357
NSN 5990-00-900-4459
NSN 5999-01-317-3990
NSN 5855-01-644-3271
NSN 6130-01-278-9831
NSN 5905-01-071-4398
NSN 6240-00-889-1825
NSN 5975-00-960-5879