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 5910-00-578-5183
NSN 6620-01-633-8443
NSN 5920-00-265-0003
NSN 5835-01-485-1408
NSN 5975-00-224-9154
NSN 6650-01-099-1422
NSN 6145-01-441-2630
NSN 6685-00-162-2052
NSN 6610-01-095-1459
NSN 5930-01-507-9618
NSN 6620-01-042-2046
NSN 5930-01-412-0636