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 5895-01-241-9593
NSN 5855-00-904-9469
NSN 6620-01-180-5855
NSN 6320-01-406-6098
NSN 5930-01-630-0835
NSN 5915-00-259-3772
NSN 6130-01-504-1569
NSN 6645-00-460-0528
NSN 5835-01-544-2035
NSN 6650-00-367-9230
NSN 5990-01-240-7288
NSN 4140-00-041-0064