The MD302 Standby Altitude Module or SAM™ features a unique two-screen display that provides attitude, altitude, airspeed, slip, vertical trend, and heading information to the pilot during normal or standby operation in the event of primary instrument failure. This self-contained, solid-state instrument features a selectable orientation, horizontal or vertical, which allows flexible cockpit design and installation. The MD302 is also equipped with a rechargeable Nanophosphate® lithium-ion battery that provides up to one hour of emergency operation when fully charged.
This MD302 Standby Altitude Module (Alternate Part# MD302-2):
- Black bezel
Features:
- Attitude, altitude, airspeed, slip, and vertical trend indication
- Optional Heading via the MD32 Magnetometer or aircraft system
- Five primary functions utilize modern solid-state MEMS gyro, accelerometer and pressure
- transducer technology
- Compact footprint — only 2.4 x 5.5 inch
- Lightweight — Only 1.6 lb
- Self-contained, rechargeable, field-replaceable emergency battery
- Smooth, high-definition graphics
- Unique two-screen display with wide viewing angles and a user-friendly menu structure
- Selectable horizontal and vertical orientations
- Aircraft-specific, programmable airspeed range markings
- Configurable for static source error correction (SSEC)
- Simple user interface — one knob configures the display and provides menu control
- External, automatic and manual dimming control settings
- Software configurable lighting curves
- Field-upgradable software via standard USB port
- Designed and built in Wichita, Kansas, USA
Product Codes | |
|---|---|
| Mfr Part No: | 6420302-2 |
| ECCN: | 7A994 |
| ETSO: | C2d,C3d,C4c,C10b,C106,C113,C179a |
| SCHEDULE B CODE: | 9014.20.6000 |
| TSO: | C2d,C3e,C4c,C10b,C106,C113a,C179a |
Weight: 1.6 lb (0.73 kg)Dimensions: 5.50 x 2.37 x 5.17 inPower Input: 10 VDC — 32 VDC, 6 watt (nominal), 40 watt (maximum)Output: ARINC 429 (high or low speed, see manual for specific labels)Operating Range: Attitude: 300° per second pitch, roll and yaw (max) Altitude; -1,500 to 55,000 ft (-457 to 16,764 m) Airspeed: 20 to 500 knots (23 to 575 mph) (37 to 926 kph)Vertical Trend: 6 second time frameHeading: Within ±2° up to 55°N or 45°SUnits of Measure: Altitude: Feet or meters Barometric Setting: Inches of mercury, millibars Airspeed: Knots, miles per hour or kilometers per hourPanel Tilt: -90° to +90° pitch, configurablePanel Roll: -5° to +5° roll, configurableLighting: 5 VDC, 14 VDC, and 28 VDC external input or internal photocell Programmable dimming curvePilot Interface: 16-detent, push and turn knobMounting: Front Panel MountMating Connectors: Mid-Continent P/N 9017646 kit contains custom DB15 connector with configuration module, pitot and static connectorsCertification: FAA TSO certified C2d, C3e, C4c, C6e (incomplete), C10b, C106, C113a, C179a ANAC TSO certified C2d, C3e, C4c, C10b, C106, C113a, C179a EASA ETSO certified C2d, C3d (incomplete), C4c, C10b, C106, C113, C179a RTCA DO-178B and DO-254 Design Assurance Level (DAL) A RTCA DO-160 and RTCA DO-311 qualified
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: 6420302-2
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
