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 5960-01-243-0007
NSN 5999-01-139-4116
NSN 5990-01-387-0623
NSN 5996-01-315-9247
NSN 6110-01-398-1507
NSN 6650-01-364-1313
NSN 5935-01-352-5268
NSN 5930-00-690-8439
NSN 6620-01-586-4010
NSN 6130-00-266-7496
NSN 6105-00-724-2483
NSN 6685-01-386-6547