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 4140-01-160-7699
NSN 5855-01-383-6860
NSN 5960-00-800-9215
NSN 5965-01-525-8992
NSN 6610-01-246-4164
NSN 6150-00-570-0552
NSN 6650-01-434-6434
NSN 5895-01-607-1154
NSN 5975-01-634-0678
NSN 6610-01-113-2726
NSN 6645-00-321-6071
NSN 5930-01-165-1918