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 5965-01-650-1764
NSN 5920-01-605-2457
NSN 6620-00-900-3986
NSN 5960-01-439-9517
NSN 5999-00-703-2008
NSN 6130-00-613-5371
NSN 6145-01-046-0250
NSN 6145-00-253-2787
NSN 6320-01-185-3857
NSN 4140-01-620-2498
NSN 5998-00-904-3493
NSN 5998-01-442-5829