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 5990-01-432-4249
NSN 6135-01-275-9767
NSN 6610-01-327-3187
NSN 5920-01-091-0123
NSN 5999-01-485-3950
NSN 5945-01-200-7167
NSN 5945-01-286-4317
NSN 6135-00-683-0536
NSN 5945-01-335-4366
NSN 5990-00-263-1289
NSN 6645-01-168-8465
NSN 6145-01-466-9554