Dwg 21B77-2-B - Boeing 747 Bus Power Control Unit for Boeing 747
Dwg 21B77-2-B is a FAA-PMA boeing 747 bus power control unit manufactured by Honeywell International Inc, Aerospace Systems & Equip for the Boeing 747. This general components part supports aircraft operation and maintenance requirements and is available with full traceability documentation including FAA 8130-3 airworthiness certification.
- Part Number
- Dwg 21B77-2-B
- Manufacturer
- Honeywell International Inc, Aerospace Systems & Equip
- Aircraft Model
- Boeing 747
- Category
- General Components
- Condition
- New
- Certification
- FAA-PMA
- Price
- Contact us for pricing
- Availability
- In Stock
- Warranty
- As per manufacturer
About the Dwg 21B77-2-B for Boeing 747
The Boeing 747 Bus Power Control Unit (Part Number: Dwg 21B77-2-B) is a general components used on the Boeing 747. Manufactured by Honeywell International Inc, Aerospace Systems & Equip, this component supports aircraft operation and maintenance requirements and may be required during maintenance, repair, or scheduled overhaul cycles depending on service intervals and configuration.
Availability may vary across global suppliers and can typically be sourced in one or more of the following conditions:
- New
- Overhauled
- Serviceable / As-Removed
Certification documentation such as FAA 8130-3 or EASA Form 1 may be available depending on supplier and condition.
Frequently Asked Questions about Dwg 21B77-2-B
Is Dwg 21B77-2-B compatible with all Boeing 747 configurations?
Is Dwg 21B77-2-B available new or overhauled?
Do you provide certification paperwork for Dwg 21B77-2-B?
How long does sourcing Dwg 21B77-2-B take?
Do you ship Dwg 21B77-2-B internationally?
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Aviation Industry Guides
Reference resources for buyers sourcing general components components and verifying certification.
- How to Verify FAA 8130-3 Airworthiness Certification on Aircraft Parts — The FAA 8130-3 Airworthiness Approval Tag is the primary document certifying that an aircraft part meets FAA airworthiness standards and is approved for install...
- The Complete Guide to Aircraft Parts Sourcing in 2026 — Aircraft parts sourcing is the process of locating, evaluating, and procuring certified aviation components from OEMs, authorized distributors, MROs, and afterm...
- Understanding Aircraft Parts Condition Codes: A Complete Reference — Aircraft parts condition codes are standardized abbreviations defined by ATA Spec 2000 that describe the maintenance status and airworthiness of aviation compon...