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 4140-01-141-4473
NSN 5915-01-563-6625
NSN 7035-01-209-0045
NSN 6110-00-216-8112
NSN 6145-00-038-3369
NSN 5895-01-250-1268
NSN 6685-00-375-5075
NSN 6685-00-432-8795
NSN 5915-01-061-9761
NSN 6220-00-973-9416
NSN 5910-01-229-1712
NSN 5935-01-189-0869