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 5998-01-475-3973
NSN 4140-00-296-9695
NSN 5910-01-336-6344
NSN 6645-01-172-6838
NSN 5895-01-255-8001
NSN 6610-00-479-0681
NSN 6650-01-053-8726
NSN 5905-00-760-0560
NSN 5960-00-407-7705
NSN 5985-01-481-3986
NSN 5990-01-341-5735
NSN 6610-00-451-3325