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 4140-00-767-1048
NSN 5975-01-243-1108
NSN 5998-01-508-7088
NSN 5835-00-034-4976
NSN 2925-01-139-5144
NSN 5950-01-429-8186
NSN 6610-01-340-1761
NSN 5990-00-177-2924
NSN 5910-01-451-4905
NSN 6145-00-116-1869
NSN 5998-00-820-5818
NSN 6650-00-443-1000