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 5930-00-224-5382
NSN 5895-00-412-6989
NSN 6105-01-556-1233
NSN 5990-00-853-1123
NSN 5990-00-373-9787
NSN 5945-01-522-6370
NSN 6610-01-525-8235
NSN 6240-01-200-7937
NSN 5925-00-617-7058
NSN 5965-00-134-0883
NSN 5855-01-410-8979
NSN 4140-01-528-8237