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 6620-00-104-6937
NSN 5855-01-038-2189
NSN 4140-00-758-0311
NSN 6610-00-500-6944
NSN 6130-00-436-2659
NSN 5855-00-688-9954
NSN 5950-01-543-4195
NSN 5915-01-245-9480
NSN 5975-00-968-7650
NSN 6645-01-319-6583
NSN 7035-00-897-7567
NSN 6150-00-278-7070