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 2925-00-526-4541
NSN 5915-00-840-3935
NSN 6610-01-461-8180
NSN 4140-01-441-6821
NSN 6645-01-422-1374
NSN 5985-00-564-2445
NSN 5950-00-237-8609
NSN 5945-01-482-7506
NSN 5915-00-099-0347
NSN 4140-01-368-4912
NSN 5998-00-613-4121
NSN 6650-00-800-4092