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 4140-01-462-1336
NSN 6110-01-512-1265
NSN 6150-01-362-4802
NSN 5950-00-908-1893
NSN 6610-01-501-3601
NSN 7035-01-376-0359
NSN 5925-01-512-8731
NSN 6620-01-335-2443
NSN 5975-00-501-8058
NSN 5985-00-618-9436
NSN 5965-01-271-0808
NSN 5975-01-421-2096