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 5950-01-447-1921
NSN 5960-01-593-4760
NSN 5915-01-534-7614
NSN 6145-00-122-0205
NSN 5990-01-411-8548
NSN 6685-01-634-0611
NSN 6145-01-265-0522
NSN 5920-01-095-4519
NSN 5925-01-071-6671
NSN 5935-01-475-4762
NSN 6220-00-823-4588
NSN 5985-00-885-5844