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 5999-00-880-9971
NSN 5895-00-239-0458
NSN 5915-01-414-2634
NSN 5945-01-056-4142
NSN 6620-00-533-0536
NSN 6145-01-253-7187
NSN 6620-01-422-3522
NSN 5960-00-148-2654
NSN 6645-01-322-5644
NSN 5998-01-335-6033
NSN 5975-00-377-8914
NSN 6610-00-001-9683