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 5925-00-728-2290
NSN 2925-00-188-5003
NSN 6150-01-457-6062
NSN 6240-00-144-4693
NSN 5998-00-936-4043
NSN 5996-01-003-0831
NSN 5960-01-500-6615
NSN 5965-01-256-9460
NSN 5905-01-131-2861
NSN 5905-01-288-1907
NSN 6620-01-107-2965
NSN 6620-01-076-1340