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 5990-00-292-5017
NSN 6240-01-366-2948
NSN 6320-01-340-4112
NSN 5950-00-145-8234
NSN 5895-01-369-1908
NSN 5965-01-573-1191
NSN 5999-01-014-5981
NSN 6645-01-451-1295
NSN 4140-00-968-4947
NSN 5920-01-367-2542
NSN 2925-01-027-1293
NSN 5920-00-391-6252