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 5925-00-961-1202
NSN 6620-00-905-6590
NSN 6105-00-580-1435
NSN 6150-01-278-5933
NSN 5950-01-657-4245
NSN 5925-00-890-9731
NSN 5996-01-258-1967
NSN 5935-01-441-3059
NSN 6620-01-525-5914
NSN 5905-01-414-6970
NSN 6105-01-655-2299
NSN 6645-01-442-6476