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 6620-01-451-3742
NSN 6135-00-274-4035
NSN 5930-00-403-1386
NSN 6130-00-799-3806
NSN 5930-00-269-4996
NSN 5990-01-037-9801
NSN 5920-00-715-2541
NSN 5930-00-341-2903
NSN 2925-01-629-9416
NSN 6240-00-891-1508
NSN 5996-01-386-4230
NSN 5996-00-376-5442