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 5996-00-221-5897
NSN 5905-01-367-2526
NSN 6645-01-603-6716
NSN 6650-00-944-8925
NSN 6130-00-543-5890
NSN 5975-00-097-0177
NSN 5935-01-393-6867
NSN 6240-01-359-4288
NSN 6320-01-506-9439
NSN 5996-01-603-0360
NSN 6150-01-574-2376
NSN 5855-01-165-2177