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 5925-00-732-7530
NSN 6135-01-223-3869
NSN 2925-01-651-4870
NSN 4140-01-032-0718
NSN 6130-01-152-2019
NSN 5965-00-153-5216
NSN 6240-01-305-0908
NSN 5996-00-081-0787
NSN 5855-01-417-3250
NSN 5925-00-001-1277
NSN 5998-00-463-4045
NSN 6130-01-391-7765