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 6620-00-618-5979
NSN 5985-00-476-4573
NSN 4140-00-610-5169
NSN 5999-01-290-0194
NSN 6135-01-265-1384
NSN 5945-01-053-6753
NSN 5895-01-461-2972
NSN 6650-01-224-9024
NSN 6620-00-273-8735
NSN 5950-00-959-9864
NSN 6320-00-925-0558
NSN 5975-01-339-0101