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 5925-00-159-1544
NSN 5930-01-607-6934
NSN 5990-01-474-3477
NSN 7035-00-064-7008
NSN 5950-00-305-4783
NSN 4140-01-260-5435
NSN 5910-00-392-6822
NSN 5855-00-560-0110
NSN 6610-01-333-6621
NSN 6610-00-504-2839
NSN 6105-00-665-8581
NSN 5985-01-336-6672