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 6645-01-365-4091
NSN 6145-01-540-7751
NSN 6130-01-471-8421
NSN 6240-00-372-4841
NSN 6145-00-236-0012
NSN 5920-00-092-8729
NSN 5905-01-222-0927
NSN 6130-01-086-5355
NSN 5960-00-464-2107
NSN 6145-01-506-0672
NSN 6240-00-185-8367
NSN 2925-00-441-8252