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 5925-01-433-2427
NSN 5998-01-101-7614
NSN 5990-01-038-5020
NSN 5960-01-318-0987
NSN 6135-01-501-5376
NSN 5990-00-226-1152
NSN 6110-00-050-4964
NSN 5910-01-433-2841
NSN 6105-00-280-2808
NSN 6610-01-424-6947
NSN 5996-01-044-6241
NSN 6685-00-431-4895