Target Audience:
Certified aircraft maintenance technicians, A&P mechanics, and operators performing scheduled and unscheduled maintenance on the King Air 350 series
Competitive Advantage:
Factory-authored content with improved bookmarks, searchable text, and index for faster lookup than scanned originals
Key Features:
Covers both B300 and B300C variants in a two-file collection with fully indexed parts illustrations
Coverage Areas:
Maintenance procedures and illustrated parts breakdown for B300 and B300C airframes and systems
Page Count:
N/A - full factory compilation, hundreds of pages
Manual Type:
Factory Maintenance Manual and Illustrated Parts Catalog
Format:
PDF, digital download
Delivery Method:
Instant download
Enhanced Features:
Bookmarks, searchable text, index
Airframe:
Fuselage, wings, empennage, flight controls, and structural assemblies
Landing Gear:
Retraction, extension, wheels, brakes, and steering systems
Powerplant:
Pratt & Whitney Canada PT6A-60A turboprop engine installation and procedures
Propeller:
McCauley/Hamilton Standard propeller installation and servicing
Fuel System:
Fuel cells, boost pumps, fuel control, and distribution
Electrical System:
DC generation, starter-generators, battery, and distribution buses
Avionics:
Flight instrument and avionics installation wiring and components
Hydraulic Systems:
Hydraulic power supply for gear and flap operation
Environmental Systems:
Bleed air, pressurization, heating, and air conditioning
Ice and Rain Protection:
Pneumatic deice boots, heated surfaces, and windshield anti-ice
Pneumatic System:
Engine bleed air distribution and pressure regulation
Fire Protection:
Engine fire detection and extinguishing systems
Procedures Included:
Inspection, removal, installation, adjustment, testing, troubleshooting, and servicing
Technical Depth:
Factory maintenance level with exploded-view part illustrations and complete part number listings
Parts Information:
Illustrated Parts Catalog with figure/item cross-references, effectivity, and part numbers
Torque Data:
Torque values referenced for fastener installation procedures
Wiring Diagrams:
Referenced for electrical system troubleshooting
Weight and Balance:
Procedures for weighing and control surface movement
Ground Handling:
Towing, jacking, tie-down, and mooring procedures
Corrosion Control:
Inspection and treatment procedures
Applicability:
Model B300 (350) and Model B300C (350C)
Usage:
Intended for certificated maintenance personnel; not a substitute for official publications
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
Pratt & Whitney Canada PT6A-60A turboprop
Takeoff Power:
Approximately 1,050 shp (limited to 1,050 eshp flat rating per installation)
Fuel System:
Jet A / Jet A-1 kerosene fuel with nacelle and wing fuel cells
Fuel Control:
Electronic engine control with manual backup
Propeller:
Four-blade constant-speed reversible-pitch propeller
Wing Span:
Approximately 57 ft 11 in (17.65 m)
Length:
Approximately 46 ft 1 in (14.05 m)
Height:
Approximately 14 ft 4 in (4.37 m)
Wheelbase:
Refer to airframe weighing data in the maintenance manual
Max Ramp Weight:
Approximately 15,000 lb (6,804 kg)
Max Takeoff Weight:
Approximately 15,000 lb (6,804 kg)
Cabin Volume:
Pressurized cabin, typically configured for 2 crew and 8-11 passengers
Crash Ratings:
N/A - FAA Part 23 commuter category certification, not consumer crash-test rated
Pressurization:
Cabin pressurization system with outflow and safety valves
Fire Detection:
Engine fire detection loops with extinguisher bottles
Deicing:
Pneumatic wing and stabilizer deice boots, propeller electric deice
Anti-Ice:
Heated pitot, stalls vanes, windshields, and engine inlets
Landing Gear:
Tricycle retractable gear with emergency extension system
Emergency Exits:
Emergency exit hatches and overwing escape provisions
Oxygen System:
Crew and passenger supplemental oxygen
Avionics Suite:
Collins Pro Line II-derived avionics (configuration varies by aircraft; see airframe records)
Autopilot:
Dual-channel flight director/autopilot (per aircraft configuration)
Weather Radar:
Optional weather radar installation
Flight Data:
N/A - specific equipment varies by aircraft serial number and avionics retrofits
Inspection Intervals:
Scheduled inspections per Beechcraft inspection program (100-hour and phase-based inspections)
Engine Maintenance:
PT6A hot-section inspection and overhaul intervals per Pratt & Whitney Canada publications
Engine Oil:
Turbine-approved oil per engine manufacturer specification (e.g., MIL-PRF-23699 type)
Hydraulic Fluid:
MIL-PRF-5606 hydraulic fluid
Fuel:
Jet A / Jet A-1 (refer to approved fuel list in manual)
Landing Gear:
Regular lubrication, shimmy damper service, and brake inspection
Deice Boots:
Common wear item; inspect for erosion, punctures, and adhesion
Common Wear Items:
Brake linings, tires, batteries, fuel filters, and pressure seals
Corrosion:
Inspect bilge areas, battery compartment, and gear wells, especially in coastal operation
Manufacturer:
Beechcraft (Raytheon Aircraft Company during B300 production era)
Model Evolution:
King Air line began with the Model 90 in 1964; the Super King Air 350 (B300) was introduced in 1990 as an stretched, higher-gross-weight development of the Model 200 with winglets
350C Variant:
B300C adds a cargo door for freight and combi operations
Production Location:
Wichita, Kansas, USA
Service History:
B300 remains in production as the King Air 350, one of the longest-running turboprop lines
Industry Standing:
King Air family is the best-selling business turboprop line in aviation history
Certification:
FAA Part 23 commuter category certification; widely accepted for corporate, air ambulance, and regional airline service
Awards:
N/A - no specific model-year awards documented for this publication