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 6240-00-964-3728
NSN 5990-00-583-9920
NSN 5950-00-189-9177
NSN 6620-01-588-2319
NSN 5996-01-347-0566
NSN 6645-01-323-9413
NSN 6645-00-084-3859
NSN 5990-01-277-9753
NSN 5985-01-211-4969
NSN 6145-01-606-5760
NSN 5915-01-205-1826
NSN 6620-01-643-5531