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 5930-01-204-7932
NSN 5935-00-240-7728
NSN 6145-00-201-1330
NSN 5895-00-275-1689
NSN 2925-00-902-3881
NSN 4140-00-274-9638
NSN 5935-01-466-6880
NSN 5999-01-215-0573
NSN 5925-00-960-5214
NSN 5910-01-392-0893
NSN 6105-01-369-9194
NSN 6320-00-572-3542