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 4140-01-131-1749
NSN 6645-01-381-6084
NSN 6110-01-376-8483
NSN 5975-00-151-4097
NSN 5990-01-272-4091
NSN 5975-01-097-2422
NSN 5950-01-060-6641
NSN 5999-01-427-3702
NSN 6610-00-207-4207
NSN 5895-01-261-6457
NSN 5935-00-821-5180
NSN 6320-01-449-1014