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 5920-01-321-1877
NSN 5950-01-411-4695
NSN 4140-01-170-5294
NSN 6685-01-566-0908
NSN 5985-00-054-6374
NSN 5855-00-149-0766
NSN 6320-00-977-3930
NSN 5999-01-632-7556
NSN 6645-01-539-5922
NSN 5910-00-248-5725
NSN 5910-01-174-1031
NSN 6650-01-487-0225