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 5950-00-222-2009
NSN 5975-00-491-7668
NSN 5960-01-399-4327
NSN 6240-01-279-3614
NSN 6145-01-566-5300
NSN 6320-00-456-2092
NSN 5998-01-358-4380
NSN 6320-01-100-7554
NSN 5910-00-518-4608
NSN 6150-01-581-4533
NSN 5835-00-649-9402
NSN 5835-01-158-6878