Honeywell P/N 859989-29 Installed in Honeywell Trim Air Valve P/N 398398-2

Specifications

Part Number

Honeywell P/N 859989-29 Installed in Honeywell Trim Air Valve P/N 398398-2

Manufacturer

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ATA ChapterMaintenance system chapter

85 — Reciprocating Engine

CapabilitySystem area (hydraulics, avionics, landing gear…)

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Inventory ClassRotable, expendable, or consumable

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Certification

OEM

Aircraft Category

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Criticality

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Life & ShelfTypical service/shelf life — verify against OEM data

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Airframe Applicability(3)

Alternate / Related Part Numbers(1)

Data Sources(1)

• Pma Oem Expansion
  2026-05-18