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 5975-01-401-5355
NSN 2925-00-679-8131
NSN 6220-00-868-2032
NSN 6135-01-503-1688
NSN 6145-01-440-0663
NSN 5910-00-308-9444
NSN 5975-01-462-9963
NSN 5925-01-634-0664
NSN 5930-01-536-6692
NSN 6645-01-595-7659
NSN 6620-01-457-9476
NSN 6610-01-242-9674