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 4140-00-337-6631
NSN 5960-00-902-7423
NSN 6685-00-108-6374
NSN 5998-01-044-7931
NSN 2925-01-379-0903
NSN 6240-01-487-4386
NSN 5945-01-049-1995
NSN 6135-00-900-2139
NSN 5935-01-410-7787
NSN 5895-00-177-3610
NSN 5930-01-096-8542
NSN 5996-01-492-8029