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 6240-01-252-8850
NSN 5996-01-308-4174
NSN 6620-01-589-5411
NSN 6645-00-527-7258
NSN 6240-01-434-8083
NSN 5950-01-420-7853
NSN 5950-00-603-7850
NSN 6220-00-408-6182
NSN 5985-00-284-8812
NSN 5975-00-267-8061
NSN 5960-00-497-9862
NSN 2925-01-345-9439