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 6130-01-370-7257
NSN 2925-01-535-7235
NSN 5835-01-359-2575
NSN 6220-01-205-6075
NSN 6110-01-579-5928
NSN 5950-01-093-7191
NSN 6135-01-416-3181
NSN 5999-00-596-8745
NSN 6150-00-205-2490
NSN 6150-01-605-3392
NSN 6220-01-532-3903
NSN 6105-00-286-5382