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 5915-01-291-8959
NSN 5950-00-883-8554
NSN 5975-01-152-1266
NSN 5895-00-712-1895
NSN 6130-01-511-3421
NSN 5998-00-456-1852
NSN 5960-01-142-1995
NSN 5985-00-173-7392
NSN 6645-01-442-4032
NSN 5960-00-008-6503
NSN 5990-00-293-6031
NSN 6135-01-303-0295