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 6320-01-066-1766
NSN 6610-01-024-5360
NSN 6650-01-354-3363
NSN 2925-01-455-2558
NSN 5920-01-358-6930
NSN 4140-00-921-3299
NSN 5945-01-543-7468
NSN 5950-01-567-2849
NSN 5990-01-306-7642
NSN 5855-01-175-2465
NSN 5905-01-353-0284
NSN 5925-01-312-7534