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 5920-01-323-6369
NSN 6145-00-110-7459
NSN 5905-01-171-1540
NSN 5999-01-613-9442
NSN 5998-01-360-1467
NSN 6610-01-322-1394
NSN 5855-01-068-3683
NSN 6110-01-014-3840
NSN 5990-01-434-3469
NSN 5950-00-583-3341
NSN 5945-00-225-0277
NSN 5996-00-186-8709