HM4
ROD END
Specifications
- Part Number
- HM4
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 32 — Landing Gear
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- unknown
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- —
- Aircraft Category
- Unknown
- Criticality
- Standard
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
25%
Component-change rate (FAA K-code)
- SDR reports
- 4
- Replace events
- 1
- Repair events
- 1
- K-code events
- 1
Reporting window 1996-07-04 – 2009-12-11Dominant chapter ATA 32
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(1)
Alternate / Related Part Numbers(1)
SSV35-231553-4Mpma replacement
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes1 applicable
Alternates1 found
ClassExpendable
CriticalityStandard
CategoryGeneral aviation
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