Additional information in b4, d4 (udi), d10, g4, g7, h2, h3, h4, h6: methods, results, and conclusion codes.Visual inspection revealed a fractured tip.The complaint is confirmed.Three (3) hardness tests of the midsection of the curved part of the shaft resulted in hrc values of 47.0, 48.0, 49.0.The specifications state a minimum of hrc 47, so the complaint product is within spec.A review of the manufacturing records did not identify any issues related to this failure which would have contributed with this event.A definitive root cause cannot be determined.
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