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 6620-01-521-9710
NSN 6320-01-125-3361
NSN 6685-00-269-4895
NSN 5960-00-539-7914
NSN 6645-00-928-7208
NSN 5998-01-352-5032
NSN 5930-01-413-0244
NSN 4140-01-088-5961
NSN 6650-00-008-3941
NSN 4140-01-576-8826
NSN 4140-01-361-8175
NSN 5915-00-291-3736