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 5975-01-487-4379
NSN 5999-01-419-9009
NSN 5990-01-066-5227
NSN 6150-01-481-3101
NSN 6650-01-261-5239
NSN 6220-01-573-5692
NSN 6110-00-711-0377
NSN 5960-01-237-2336
NSN 6645-00-149-1100
NSN 6650-00-864-2942
NSN 5855-01-472-1946
NSN 6240-00-110-9414