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 5910-01-268-1878
NSN 5945-01-519-2369
NSN 5855-01-040-0107
NSN 2925-01-612-0405
NSN 6610-01-386-0647
NSN 5950-01-437-7445
NSN 5945-01-659-3417
NSN 5950-00-902-1144
NSN 5990-01-123-6557
NSN 5975-00-360-2166
NSN 6620-01-201-4177
NSN 5996-00-518-2545