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 5998-01-372-1974
NSN 6130-01-307-2609
NSN 5999-01-417-3028
NSN 4140-01-627-3930
NSN 5999-01-528-8043
NSN 2925-00-960-4737
NSN 5855-00-821-7512
NSN 6610-01-592-1551
NSN 6105-01-367-9679
NSN 6135-00-906-0984
NSN 5996-01-483-2847
NSN 6685-01-286-5047