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 6240-01-108-6766
NSN 5920-01-401-5315
NSN 5905-00-935-7895
NSN 5935-01-369-7611
NSN 5855-00-821-7512
NSN 5960-01-314-6132
NSN 5915-01-469-0320
NSN 5925-01-652-5163
NSN 6150-00-008-5122
NSN 5835-00-523-0736
NSN 5935-00-952-0605
NSN 5835-01-485-0210