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 5930-01-649-1517
NSN 6150-01-508-8422
NSN 5998-01-426-8026
NSN 6145-00-134-3729
NSN 5895-01-056-2856
NSN 5975-01-396-6171
NSN 5975-01-462-0269
NSN 5920-01-076-4705
NSN 5835-00-187-1481
NSN 6240-01-087-2083
NSN 4140-01-439-3329
NSN 6645-00-200-2324