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 6220-01-185-1136
NSN 5999-01-627-1691
NSN 5996-01-310-0881
NSN 6240-01-578-7913
NSN 5975-00-402-8499
NSN 6110-01-202-7174
NSN 6135-01-377-5729
NSN 6645-01-463-3441
NSN 5965-01-582-7635
NSN 6105-00-527-2193
NSN 5930-01-448-5672
NSN 6135-01-491-9360