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 6240-01-160-4368
NSN 5975-01-254-9244
NSN 5925-01-574-4835
NSN 2925-00-644-0028
NSN 5930-00-960-8230
NSN 5950-01-227-9771
NSN 5965-01-197-6924
NSN 4140-00-106-2659
NSN 5990-01-269-2111
NSN 5999-01-139-6241
NSN 6130-01-288-9858
NSN 5960-01-085-0604