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 5985-00-460-5640
NSN 6650-01-193-8983
NSN 5950-01-589-7086
NSN 4140-01-177-9363
NSN 6620-01-398-8986
NSN 6620-00-630-8812
NSN 5915-01-027-3229
NSN 5950-00-051-5397
NSN 6110-00-260-0130
NSN 6320-01-166-3602
NSN 5910-01-380-9912
NSN 6130-01-634-0603