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 5895-00-930-8079
NSN 5925-01-400-0821
NSN 6145-00-414-5315
NSN 2925-01-424-0235
NSN 5905-00-276-1918
NSN 6150-01-524-6216
NSN 5945-01-394-7242
NSN 4140-01-458-2743
NSN 6135-01-210-8715
NSN 4140-01-053-5359
NSN 2925-01-049-8906
NSN 6145-01-494-2155