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 6320-01-201-2776
NSN 5990-01-468-1292
NSN 5855-01-648-6329
NSN 6105-01-570-0351
NSN 6220-01-556-8043
NSN 7035-00-283-3112
NSN 5999-01-627-9948
NSN 2925-00-999-8967
NSN 5950-00-111-1366
NSN
NSN 5915-01-447-0872
NSN 5985-00-615-4191