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 5895-01-578-6090
NSN 6620-01-030-0525
NSN 5985-01-510-7943
NSN 6130-01-239-4596
NSN 6320-00-994-0179
NSN 7035-00-360-2008
NSN 6645-01-507-1961
NSN 5855-00-198-3197
NSN 6135-00-951-3426
NSN 5930-00-877-8196
NSN 5998-01-207-8829
NSN 6685-01-219-9754