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 4140-01-474-1651
NSN 5925-00-683-2884
NSN 6145-00-267-0853
NSN 5960-01-116-2092
NSN 5950-01-412-0262
NSN 5960-01-580-6360
NSN 5935-00-629-0276
NSN 5975-00-596-2119
NSN 6145-00-915-5546
NSN 5920-00-216-4759
NSN 6620-01-308-2692
NSN 5996-01-159-5131