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 6650-01-180-2173
NSN 4140-01-245-8135
NSN 5925-01-550-4481
NSN 5945-00-862-9965
NSN 2925-01-269-3861
NSN 5950-00-150-2408
NSN 5985-01-583-6343
NSN 5930-01-388-9750
NSN 6320-01-539-4789
NSN 5975-01-012-2486
NSN 5999-01-462-5205
NSN 5905-01-608-5709