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 5920-01-085-6437
NSN 2925-01-248-6028
NSN 2925-01-076-5219
NSN 5965-01-161-8097
NSN 6110-01-618-1722
NSN 6645-01-400-2119
NSN 5855-01-528-1920
NSN 5985-01-538-8344
NSN 5935-01-206-0816
NSN 6320-00-343-1798
NSN 6650-00-842-5463
NSN 5975-01-633-1630