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 6620-00-520-1909
NSN 5996-00-338-9760
NSN 5855-00-189-6066
NSN 5915-01-463-8292
NSN 2925-01-520-4194
NSN 5965-01-343-6026
NSN 6320-01-498-4954
NSN 5935-01-585-5631
NSN 6150-01-518-2904
NSN 5945-00-776-9543
NSN 5996-00-288-1829
NSN 6645-01-069-3286