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 6150-01-314-5818
NSN 2925-00-194-7407
NSN 5895-01-629-9172
NSN 6110-01-406-3623
NSN 6135-01-622-1296
NSN 5835-00-821-8555
NSN 5925-01-274-7639
NSN 6105-01-605-1355
NSN 6685-00-980-4349
NSN 6610-00-757-4673
NSN 5855-00-821-7512
NSN 4140-01-356-3726