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 6240-01-049-4539
NSN 5975-01-354-3210
NSN 5915-01-044-5260
NSN 6610-01-007-7617
NSN 5930-00-490-5243
NSN 6220-01-197-7680
NSN 5930-01-647-2786
NSN 5945-00-138-6297
NSN 5895-01-131-9438
NSN 5915-01-464-3853
NSN 5910-00-227-0848
NSN 5975-01-268-1945