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American Aviation Parts datum · avionics

Avionics

ATA · 5382 parts

Avionics are the electronic systems that handle communication, navigation, monitoring, and flight management in an aircraft — from panel-mounted radios and transponders to GPS navigators, audio panels, and engine instruments. This category covers avionics units and related hardware for general-aviation aircraft, including equipment from manufacturers such as Garmin, BendixKing, and Icom. Every purchase here is self-serve from start to finish. Use the search bar if you already know the part number, or browse the listings below to compare units by price and availability. If you are not sure whether a unit fits your aircraft, the Aircraft Finder matches parts to your specific make and model using FAA aircraft data, so you can confirm fitment before you buy — no phone calls and no quote requests. Documentation matters in avionics. Where available, eligible items include FAA Form 8130-3 airworthiness documentation; check the individual product listing for the paperwork supplied with each unit. Listings also show condition, so you can tell at a glance whether a unit is new, overhauled, or serviceable.
Vor/Loc Balanced Loop Antenna Dm N48-8 — photo coming soon
Vor/Loc Balanced Loop Antenna Dm N48-8
NE
P/N DM N48-8 Harris Corp
$4,036.17
Price and availability checked Nov 14, 2026 MST
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Vor/Loc Balanced Loop  Antenna For Boeing 757/767, C Female Connector, 14 Hole Mount, w/ Fiberglass Housing.   DMN56-1
Vor/Loc Balanced Loop Antenna For Boeing 757/767, C Female Connector, 14 Hole Mount, w/ Fiberglass Housing. DMN56-1
NE
P/N DMN56-1
$24,019.14
Price and availability checked Nov 14, 2026 MST
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L-Band Flush Mt Antenna C Dm NI7 — photo coming soon
L-Band Flush Mt Antenna C Dm NI7
NE
P/N DM NI7 Harris Corp
Quote only
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L-Band Blade/Navigation Antenna/6 Hole Mount, Hn Female Connector, White Finish. Frequency 960.1220 MHz, 1000-1100 MHz.  NI24
L-Band Blade/Navigation Antenna/6 Hole Mount, Hn Female Connector, White Finish. Frequency 960.1220 MHz, 1000-1100 MHz. NI24
NE
P/N NI24 Blade
$1,625.72
Price and availability checked Nov 14, 2026 MST
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L-Band Blade/Navigation Antenna/6 hole mount, Female N connector, special frequency Ghz (vswr)  0.65-0.7 (3.5:1), 0.7-1.1(1.7:1), 1.1-1.22(2.0:1).  N124-10 — photo coming soon
L-Band Blade/Navigation Antenna/6 hole mount, Female N connector, special frequency Ghz (vswr) 0.65-0.7 (3.5:1), 0.7-1.1(1.7:1), 1.1-1.22(2.0:1). N124-10
NE
P/N N124-10 Blade
$1,562.67
Price and availability checked Nov 14, 2026 MST
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L-Band Blade/Navigation Antenna/4 hole, type N connector, Special frequency 0.849-1.100 (1.7:1), 1.100-1.220 (2.5:1). Dm NI29-18-1 — photo coming soon
L-Band Blade/Navigation Antenna/4 hole, type N connector, Special frequency 0.849-1.100 (1.7:1), 1.100-1.220 (2.5:1). Dm NI29-18-1
NE
P/N DM NI29-18-1 Blade
$960.30
Price and availability checked Nov 14, 2026 MST
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Transponder Antenna/Dme, L-Band, Blade, 6 Hole Mount, N Male Connector, & a White Finish.  Dm NI50-10-2
Transponder Antenna/Dme, L-Band, Blade, 6 Hole Mount, N Male Connector, & a White Finish. Dm NI50-10-2
NE
P/N DM NI50-10-2 Blade
$1,119.38
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, C Male Connector & a Glossy White Finish.  Dm NI50-2-2
Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, C Male Connector & a Glossy White Finish. Dm NI50-2-2
NE
P/N DM NI50-2-2 Blade
$1,586.92
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, C Male Connector & a White Finish.  Dm NI50-3-2
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, C Male Connector & a White Finish. Dm NI50-3-2
NE
P/N DM NI50-3-2 Blade
$1,119.38
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna/Blade Type, L-Band, 6 Hole, Hn Male Connector & a White Finish.  Dm NI50-4-2
Dme/Transponder Antenna/Blade Type, L-Band, 6 Hole, Hn Male Connector & a White Finish. Dm NI50-4-2
NE
P/N DM NI50-4-2 Blade
$1,154.30
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, N Male Connector & a Glossy White Finish.  Dm NI50-6-2
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, N Male Connector & a Glossy White Finish. Dm NI50-6-2
NE
P/N DM NI50-6-2 Blade
$1,142.66
Price and availability checked Nov 14, 2026 MST
In stock
L Band Blade Antenna, 6 Hole Mount, N Male Connector, & an International Orange Finish.  Dm NI50-6-1 — photo coming soon
L Band Blade Antenna, 6 Hole Mount, N Male Connector, & an International Orange Finish. Dm NI50-6-1
NE
P/N DM NI50-6-1
$407.40
Price and availability checked Nov 14, 2026 MST
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L Band Blade Antenna, Tnc Male Connector, 4 Hole Mount, & a Lusterless Black Finish.  Dm NI50-9 — photo coming soon
L Band Blade Antenna, Tnc Male Connector, 4 Hole Mount, & a Lusterless Black Finish. Dm NI50-9
NE
P/N DM NI50-9 ACK Technologies
$1,905.08
Price and availability checked Nov 14, 2026 MST
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Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, C Female Connector, & a White Finish. Dm NI70-1
Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, C Female Connector, & a White Finish. Dm NI70-1
NE
P/N DM NI70-1 Blade
$845.84
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, BNC Female Connector, & a White Finish.  NI70-2
Dme/Transponder Antenna, L-Band, Blade, 4 Hole Mount, BNC Female Connector, & a White Finish. NI70-2
NE
P/N NI70-2 Blade
$882.70
Price and availability checked Nov 14, 2026 MST
In stock
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, C Female Connector & a White Finish.  Dm NI70-3
Dme/Transponder Antenna, L-Band, Blade, 6 Hole Mount, C Female Connector & a White Finish. Dm NI70-3
NE
P/N DM NI70-3 Blade
$1,412.32
Price and availability checked Nov 14, 2026 MST
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Broadbeamed Horn Type Antenna Dm PN3-12/A — photo coming soon
Broadbeamed Horn Type Antenna Dm PN3-12/A
NE
P/N DM PN3-12/A Harris Corp
$4,070.12
Price and availability checked Nov 14, 2026 MST
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Broadbeamed/Tnc Female Connector, Horn Type Antenna, Flat Mounting, TSO, 8 Hole Mount & a White Finish.  PN3-3/3A
Broadbeamed/Tnc Female Connector, Horn Type Antenna, Flat Mounting, TSO, 8 Hole Mount & a White Finish. PN3-3/3A
NE
P/N PN3-3/3A Harris Corp
$9,032.64
Price and availability checked Nov 14, 2026 MST
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Broadbeamed Horn Type Antenna/Tnc Connector, Test Probe, — photo coming soon
Broadbeamed Horn Type Antenna/Tnc Connector, Test Probe,
NE
P/N DM PN3-3/B Harris Corp
$1,524.84
Price and availability checked Nov 14, 2026 MST
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Broadbeamed/Tnc Connector, Horn Type Antenna, 71.5 Mounting Surface, 8 Hole Mount.  PN3-4/A
Broadbeamed/Tnc Connector, Horn Type Antenna, 71.5 Mounting Surface, 8 Hole Mount. PN3-4/A
NE
P/N PN3-4/A Harris Corp
$2,981.99
Backorder
Price check pending
Broadbeamed Horn Type Antenna/Tnc connector, test probe — photo coming soon
Broadbeamed Horn Type Antenna/Tnc connector, test probe
NE
P/N DM PN3-4/B Harris Corp
$1,744.06
Price and availability checked Nov 14, 2026 MST
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Broadbeamed Horn Type Antenna/Tnc connector,  71.5 mounting surface, TSO — photo coming soon
Broadbeamed Horn Type Antenna/Tnc connector, 71.5 mounting surface, TSO
NE
P/N DM PN3-6/D Harris Corp
$1,887.62
Price and availability checked Nov 14, 2026 MST
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Fairing Gasket For Dm N4-17/N/R/S/T DMU235-1
Fairing Gasket For Dm N4-17/N/R/S/T DMU235-1
NE
P/N DMU235-1 Harris Corp
$124.16
Price and availability checked Nov 14, 2026 MST
In stock
Fairing Gasket For Dm N4-17/P U246-1 — photo coming soon
Fairing Gasket For Dm N4-17/P U246-1
NE
P/N U246-1 Harris Corp
$126.10
Price and availability checked Nov 14, 2026 MST
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