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 6650-00-207-9639
NSN 6685-00-615-0559
NSN 6145-01-519-2087
NSN 6650-01-024-9554
NSN 5965-00-868-8711
NSN 7035-01-082-0311
NSN 5935-00-028-3471
NSN 5895-00-456-0830
NSN 6620-01-619-2014
NSN 5975-01-014-6161
NSN 5935-01-412-5175
NSN 5965-00-253-1302