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 6130-01-249-5183
NSN 5930-00-104-5597
NSN 5905-01-394-0289
NSN 6130-01-338-3007
NSN 5855-01-027-1571
NSN 5950-00-601-6642
NSN 5895-00-224-6955
NSN 6320-00-823-2015
NSN 5920-01-585-6775
NSN 5990-01-076-8901
NSN 5895-01-330-9179
NSN 5925-01-460-7920