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 4140-00-526-4505
NSN 6320-00-343-1798
NSN 5999-00-233-4382
NSN 5996-00-137-9142
NSN 6645-01-056-5291
NSN 6645-01-567-8282
NSN 6240-01-607-6252
NSN 6105-01-418-6052
NSN 6650-01-381-6768
NSN 5905-00-182-8424
NSN 5998-00-463-4463
NSN 6240-01-470-1761