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 6620-01-479-7221
NSN 7035-01-386-5722
NSN 5935-01-618-1977
NSN 5998-01-652-7715
NSN 6220-01-484-9193
NSN 5960-01-084-7381
NSN 4140-01-139-4877
NSN 5945-01-646-2746
NSN 5950-00-920-5288
NSN 5855-01-398-6704
NSN 6135-00-432-5567
NSN 6320-01-631-7828