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 4140-01-238-8371
NSN 6145-01-009-7319
NSN 5998-00-423-7121
NSN 5965-01-543-4934
NSN 5910-01-214-5483
NSN 5930-00-596-9276
NSN 5998-01-168-8124
NSN 6110-00-781-4285
NSN 6685-01-634-0611
NSN 5960-01-632-6576
NSN 5915-01-555-8852
NSN 6145-01-304-4496