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 6130-00-195-2130
NSN 6320-01-170-4068
NSN 6130-01-449-1868
NSN 5945-01-137-1512
NSN 5975-01-202-7423
NSN 5855-00-147-2508
NSN 6240-01-323-7032
NSN 5835-01-023-6774
NSN 5996-01-633-7979
NSN 6610-01-532-4217
NSN 6610-01-568-8732
NSN 2925-01-348-8306