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 5990-01-269-2111
NSN 6610-01-125-0776
NSN 4140-01-217-0570
NSN 5930-00-374-8879
NSN 5985-00-850-8283
NSN 5930-01-625-8880
NSN 5985-01-145-5337
NSN 5996-01-086-8131
NSN 6145-01-060-5392
NSN 5985-01-451-7220
NSN 5855-00-494-9581
NSN 5905-01-137-1048