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 5999-01-486-1718
NSN 5950-01-124-8843
NSN 5960-01-648-1872
NSN 5855-01-321-3881
NSN 5965-01-580-7754
NSN 5960-01-538-2082
NSN 5950-00-419-0232
NSN 5910-01-542-8835
NSN 5925-01-484-2663
NSN 5960-00-621-8563
NSN 5910-00-007-9247
NSN 5990-01-142-0538