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 6620-00-218-4959
NSN 4140-01-646-8572
NSN 5925-01-240-5207
NSN 5999-01-357-7031
NSN 5960-01-139-5968
NSN 6650-01-007-4744
NSN 5835-01-078-6126
NSN 6145-01-525-7611
NSN 5895-00-708-2116
NSN 6645-01-308-5729
NSN 6240-01-367-6561
NSN 5925-00-972-3000