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 5920-00-976-5740
NSN 6145-01-432-4963
NSN 2925-00-157-1602
NSN 5895-00-939-3765
NSN 6130-00-955-1743
NSN 5855-01-415-3987
NSN 6610-00-500-6944
NSN 5930-00-049-2552
NSN 6135-01-343-1592
NSN 5910-01-573-6538
NSN 5965-00-117-4214
NSN 5920-01-442-3140