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 6620-00-273-8735
NSN 5930-01-134-5187
NSN 5960-01-522-0391
NSN 6645-01-005-5915
NSN 4140-01-212-3113
NSN 2925-01-062-2660
NSN 5950-01-100-6105
NSN 4140-01-158-6976
NSN 5945-00-038-6557
NSN 2925-01-364-7926
NSN 6145-01-406-3272
NSN 6610-01-261-6102