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 6145-01-520-9931
NSN 2925-00-782-1498
NSN 5985-00-304-8979
NSN 2925-01-113-6904
NSN 5905-00-980-3373
NSN 6320-01-292-6635
NSN 2925-00-574-8796
NSN 6685-01-140-6696
NSN 4140-01-196-0501
NSN 6685-00-054-3956
NSN 6220-01-572-9777
NSN 6105-01-467-3694