MS21134H07026

BOLT

PMA

Specifications

Part Number
MS21134H07026
Manufacturer
ATA ChapterMaintenance system chapter
55 — StabilizersField reports: 55 (100%) — 4 reports
CapabilitySystem area (hydraulics, avionics, landing gear…)
Interior / Furnishings
Inventory ClassRotable, expendable, or consumable
Expendable
Certification
PMA
Aircraft Category
Multi-Category
Criticality
Standard
Life & ShelfTypical service/shelf life — verify against OEM data

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

100%
Component-change rate (FAA K-code)*
low confidence

* Structural ATA chapter (55). Verb-based propensity is suppressed because "REPAIRED" in the SDR text typically refers to the airframe being repaired around the part, not the part itself. FAA K-code component-change rate is the honest signal.

SDR reports
4
Replace events
4
Repair events
0
K-code events
4
Reporting window 2013-08-202014-03-25Dominant chapter ATA 55

Directional indicator only. Reflects what operators reported to the FAA when a difficulty was logged — not a fleet-normalized failure rate or a cost-based BER. Use alongside operator-specific data.

Airframe Applicability(2)

Data Sources(1)

Quick Facts

Airframes2 applicable
AlternatesNone recorded
ClassExpendable
CriticalityStandard
CategoryMulti-Category

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