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 5905-01-176-3533
NSN 5960-01-360-3639
NSN 5925-01-463-8594
NSN 6135-00-080-9176
NSN 6130-01-134-8213
NSN 6620-01-625-2855
NSN 5915-01-157-6617
NSN 5990-01-003-4209
NSN 6240-00-995-9975
NSN 5835-01-416-6455
NSN 2925-00-444-1186
NSN 6145-01-424-0354