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 5835-01-113-8731
NSN 6685-01-422-5242
NSN 5998-01-647-4888
NSN 5930-01-446-5974
NSN 5985-01-179-7762
NSN 4140-01-411-7445
NSN 6610-01-581-5012
NSN 6135-01-449-2144
NSN 5999-00-959-3134
NSN 5960-01-614-8005
NSN 4140-00-170-5152
NSN 5930-01-248-3079