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 5920-01-109-9998
NSN 5950-00-197-5794
NSN 6620-00-608-1480
NSN 5855-00-237-4088
NSN 5990-01-071-1505
NSN 6110-01-140-9671
NSN 6220-01-381-1074
NSN 5960-01-347-6791
NSN 4140-01-644-8606
NSN 6220-00-057-2236
NSN 5975-00-854-1719
NSN 6685-00-864-8855