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 5905-00-396-2989
NSN 5990-01-426-7350
NSN 5950-01-570-0426
NSN 5835-01-063-6284
NSN 5945-01-421-4135
NSN 5998-00-125-8819
NSN 7035-01-260-9543
NSN 5835-01-059-1550
NSN 5945-00-840-3496
NSN 5855-00-797-8217
NSN 4140-01-230-3276
NSN 6135-01-408-0313