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.
NSN 5975-01-581-2006
NSN 6150-01-654-2356
NSN 5855-01-581-3570
NSN 5996-01-268-1625
NSN 5985-00-699-9127
NSN 5835-01-170-0271
NSN 6320-01-225-9963
NSN 5999-00-185-6032
NSN 5925-01-537-1140
NSN 5835-01-111-0969
NSN 5905-00-500-6204
NSN 5835-01-520-4479