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 5930-00-435-8398
NSN 4140-01-102-7798
NSN 5999-01-188-6397
NSN 6620-00-193-0518
NSN 6130-00-065-5717
NSN 6220-01-323-5408
NSN 6135-01-148-8531
NSN 6150-01-101-7323
NSN 6130-01-453-6023
NSN 6220-00-281-9206
NSN 4140-01-361-2292
NSN 5895-01-333-2375