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 6240-01-607-6252
NSN 6130-00-097-6577
NSN 5925-00-442-1943
NSN 6240-01-474-5446
NSN 5915-01-604-9868
NSN 5920-01-062-8731
NSN 5905-00-422-2664
NSN 6145-01-486-4247
NSN 5925-01-634-0664
NSN 6645-01-444-3016
NSN 5915-01-132-6577
NSN 6220-00-218-0857