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 6620-01-381-6225
NSN 6645-01-540-0231
NSN 5835-00-466-3075
NSN 5996-01-633-7979
NSN 5950-00-645-1621
NSN 5910-00-814-1643
NSN 6610-01-428-3303
NSN 6240-01-096-4572
NSN 6685-01-215-1204
NSN 6240-01-142-2963
NSN 6135-00-491-9864
NSN 6320-01-072-2073