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 6610-01-253-5112
NSN 5950-01-339-6668
NSN 4140-00-971-6400
NSN 6645-01-462-2101
NSN 5945-01-079-7500
NSN 5905-00-789-1719
NSN 5990-00-389-0554
NSN 6110-01-633-9660
NSN 5930-00-880-1317
NSN 6650-01-337-5309
NSN 5905-01-652-5563
NSN 6685-00-223-9042