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 5910-00-269-4755
NSN 6610-01-280-9729
NSN 5985-00-285-0798
NSN 5998-01-212-9675
NSN 6240-01-439-5363
NSN 5915-00-632-8959
NSN 4140-00-361-4691
NSN 4140-00-024-5555
NSN 6105-01-480-6179
NSN 6135-01-009-4929
NSN 5930-01-362-2931
NSN 5998-01-492-5786