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 6110-01-505-2074
NSN 6620-01-231-9731
NSN 6645-00-779-5355
NSN 5985-01-005-2488
NSN 5920-01-383-5594
NSN 5835-00-880-6477
NSN 6645-01-211-6502
NSN 4140-01-046-1530
NSN 6610-00-617-3086
NSN 5895-01-431-7349
NSN 5835-01-078-6126
NSN 5910-01-056-5111