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 6150-01-218-5655
NSN 5855-01-244-9785
NSN 4140-01-296-2361
NSN 5999-00-455-4858
NSN 5915-00-665-2854
NSN 6645-01-399-0661
NSN 6650-01-085-7873
NSN 5925-00-072-9933
NSN 6220-00-055-2925
NSN 6650-00-044-1933
NSN 6110-00-058-1133
NSN 5935-00-140-3354