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 6320-01-422-1212
NSN 6220-01-054-8593
NSN 5905-00-040-9183
NSN 5945-00-089-2045
NSN 4140-00-277-3131
NSN 5835-01-154-8916
NSN 6645-01-391-6492
NSN 5975-01-442-5191
NSN 5950-01-464-4196
NSN 6620-01-082-2483
NSN 5895-00-813-1772
NSN 6105-00-472-3808