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 5835-01-509-8992
NSN 6620-01-444-7053
NSN 2925-01-494-8360
NSN 5975-01-364-0312
NSN 5996-00-475-0280
NSN 4140-00-927-1116
NSN 5950-01-106-3645
NSN 5920-01-398-1626
NSN 6645-01-449-1824
NSN 5950-01-285-8075
NSN 6105-01-440-8922
NSN 6320-01-444-7340