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 5920-00-925-2639
NSN 5950-01-119-7511
NSN 6620-01-250-7445
NSN 5895-00-866-7789
NSN 5998-00-277-7552
NSN 5925-01-356-7571
NSN 5835-00-678-6981
NSN 4140-01-101-9946
NSN 5965-00-761-4666
NSN 6620-00-144-4838
NSN 7035-01-310-2587
NSN 6105-01-285-5690