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 6150-01-189-3438
NSN 6645-01-393-9215
NSN 5950-01-473-4244
NSN 5920-01-298-6332
NSN 4140-01-425-5555
NSN 6610-01-329-0969
NSN 7035-01-485-2134
NSN 5930-01-458-9606
NSN 5915-01-498-4530
NSN 5998-01-213-2459
NSN 6110-00-801-8032
NSN 5960-01-462-1864