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 5975-01-391-7529
NSN 5990-00-733-2342
NSN 5998-00-541-8792
NSN 5945-01-125-9366
NSN 6240-01-293-0584
NSN 6645-01-148-6281
NSN 6145-01-266-0854
NSN 6110-00-840-6560
NSN 5835-00-930-8500
NSN 5895-00-709-2617
NSN 6645-01-537-8558
NSN 5975-01-394-4152