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 6650-01-146-5000
NSN 5945-01-134-8246
NSN 6320-01-369-3252
NSN 5990-01-503-9804
NSN 6150-01-527-2584
NSN 5950-01-218-1763
NSN 6320-00-590-9342
NSN 2925-01-387-0870
NSN 5975-01-098-9735
NSN 6620-00-257-2783
NSN 5960-01-053-4358
NSN 6220-01-190-8605