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 5990-01-272-4091
NSN 5950-01-231-3485
NSN 5996-01-437-8824
NSN 5915-01-279-0042
NSN 5945-01-427-3790
NSN 6240-01-416-1770
NSN 5975-00-603-6258
NSN 6130-00-448-1133
NSN 6105-00-480-1301
NSN 4140-01-075-5455
NSN 5960-00-969-9242
NSN 6645-01-185-7684