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 5930-01-286-8927
NSN 5985-01-245-4704
NSN 5935-00-149-1485
NSN 5910-01-442-7635
NSN 4140-01-621-5775
NSN 2925-00-960-4737
NSN 5996-01-440-0634
NSN 6220-01-320-2641
NSN 5990-01-472-2447
NSN 6240-00-997-4559
NSN 6240-00-607-4303
NSN 6685-00-196-0304