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 6220-00-343-0182
NSN 6645-01-586-8296
NSN 5905-01-127-7532
NSN 6220-01-544-2539
NSN 5895-01-147-4767
NSN 5915-01-254-2128
NSN 5855-00-688-9954
NSN 5990-01-234-8646
NSN 6220-01-500-6154
NSN 5996-01-467-2177
NSN 2925-01-624-5647
NSN 6110-01-429-7851