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 5998-01-390-2037
NSN 5925-01-041-4746
NSN 6620-01-359-3920
NSN 5965-01-231-0261
NSN 5975-01-486-5757
NSN 5935-00-149-0618
NSN 6320-01-556-2011
NSN 6145-00-960-9233
NSN 5985-01-123-8667
NSN 6685-01-439-3172
NSN 5895-01-586-5856
NSN 6240-01-444-1673