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 6685-01-612-4411
NSN 4140-01-106-2559
NSN 7035-01-004-8819
NSN 5855-01-426-5589
NSN 5915-01-467-9048
NSN 6150-01-162-3180
NSN 6610-00-356-6122
NSN 5910-01-080-0853
NSN 5930-01-180-7545
NSN 5835-00-238-1516
NSN 5998-00-352-8722
NSN 6220-01-077-3461