Sikorsky S-61
625 parts applicable to this airframe — helicopter
Top Replacement-Prone Parts(5)
From FAA SDR — directional buying signal, not a failure rate
| Part # | Propensity | SDRs |
|---|---|---|
| 40005040301 | 100% | 19 |
| 40008310103 | 91% | 13 |
| 40008330208 | 75% | 10 |
| 8143902240B | 64% | 47 |
| 6117020201067 | 57% | 10 |
* Structural ATA chapters use FAA K-code change rate. Verb-based propensity is suppressed there because "REPAIRED" in the SDR text usually refers to the airframe being repaired around the part.