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 4140-01-514-7549
NSN 5925-00-798-6767
NSN 5935-00-774-2984
NSN 6240-01-213-0143
NSN 5945-01-367-5898
NSN 6620-01-272-7831
NSN 6320-00-222-1465
NSN 5905-01-189-5108
NSN 5935-01-224-7281
NSN 5905-01-310-8505
NSN 5990-01-501-9094
NSN 5975-01-621-4613