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 4140-01-417-2611
NSN 6620-00-938-1789
NSN 5965-01-300-9664
NSN 5960-01-570-8605
NSN 6240-00-400-7980
NSN 6110-01-216-5593
NSN 6685-01-310-7193
NSN 6645-00-235-4685
NSN 6620-01-568-5226
NSN 5855-01-184-8089
NSN 5855-00-327-2112
NSN 5965-01-337-5408