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 5965-00-920-0455
NSN 4140-00-753-9204
NSN 6130-00-992-2294
NSN 5990-01-421-3325
NSN 6110-00-991-8637
NSN 5965-00-006-8004
NSN 6620-00-245-6164
NSN 6130-01-176-0423
NSN 6650-01-158-4236
NSN 6645-00-421-5287
NSN 6645-00-173-2800
NSN 5950-01-599-9878