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 5910-00-388-6737
NSN 5975-00-910-8680
NSN 6105-00-018-6996
NSN 5920-00-579-8434
NSN 6685-01-645-6208
NSN 5935-00-360-1968
NSN 6105-01-067-8377
NSN 6650-01-448-9639
NSN 6220-01-020-8703
NSN 5950-00-218-4922
NSN 6685-01-442-6194
NSN 6130-01-482-6257