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 6145-00-663-6133
NSN 5910-01-373-2608
NSN 5950-01-204-6152
NSN 5965-01-295-1125
NSN 6135-00-777-5562
NSN 6135-01-448-1615
NSN 5925-01-253-9830
NSN 5998-01-291-6796
NSN 5960-00-338-9164
NSN 5925-00-138-5108
NSN 5965-01-580-7754
NSN 5925-00-597-1558