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 5990-00-137-3971
NSN 6650-01-433-3056
NSN 5950-00-035-4425
NSN 5950-00-493-1780
NSN 5930-01-088-7586
NSN 5935-01-295-7930
NSN 5965-00-554-4138
NSN 5975-01-092-3050
NSN 2925-00-933-0200
NSN 5975-01-049-2927
NSN 6645-01-265-0648
NSN 5920-00-435-5999