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 6610-00-822-0431
NSN 5975-01-514-5539
NSN 6145-01-541-1522
NSN 5996-01-262-3005
NSN 6105-01-028-4343
NSN 5895-00-436-2824
NSN 4140-01-604-9981
NSN 6685-01-095-9791
NSN 6650-01-358-2827
NSN 6645-01-553-3599
NSN 5960-01-628-2760
NSN 6240-01-202-3179