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 5999-00-253-2192
NSN 5990-00-529-8767
NSN 5920-01-423-8595
NSN 5950-01-357-9904
NSN 2925-01-327-3069
NSN 5945-00-554-9351
NSN 5975-01-600-0347
NSN 6320-01-171-3238
NSN 6105-00-421-4410
NSN 6130-01-187-1829
NSN 5960-01-599-9821
NSN 5965-01-256-9460