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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.
Wideband Antenna, 500-6,000 MHz, Phased Matched to Gold Standard, Finished to Fed Std 595-17865 21-40-20-1PMGF98 — photo coming soon
Wideband Antenna, 500-6,000 MHz, Phased Matched to Gold Standard, Finished to Fed Std 595-17865 21-40-20-1PMGF98
NE
P/N 21-40-20-1PMGF98 Nas
$21,900.66
Price and availability checked Nov 14, 2026 MST
Backorder
ELT Transmitter and Battery/Kannad 406AF, 121.5, 243.0, 406 MHz.  S1821502-02
ELT Transmitter and Battery/Kannad 406AF, 121.5, 243.0, 406 MHz. S1821502-02
NE
P/N S1821502-02 Kannad
$0.00
Backorder
ELT Transmitter and Battery/Kannad 406AF-H ELT, 121.5, 243.0, 406 MHz. S1822502-02
ELT Transmitter and Battery/Kannad 406AF-H ELT, 121.5, 243.0, 406 MHz. S1822502-02
NE
P/N S1822502-02 Kannad
$0.00
Backorder
ELT Transmitter and Battery/Kannad 406AS ELT, 121.5, 243.0, 406 MHz. S1823502-03
ELT Transmitter and Battery/Kannad 406AS ELT, 121.5, 243.0, 406 MHz. S1823502-03
NE
P/N S1823502-03 Kannad
$0.00
Backorder
Hex Nut/For use with ME406 Artex ELT's. Sold in packs of 10 7310 — photo coming soon
Hex Nut/For use with ME406 Artex ELT's. Sold in packs of 10 7310
NE
P/N 7310
$3.55
Price and availability checked Nov 14, 2026 MST
Backorder
ELT Antenna/Tri-Band Frequency 121.5,243.0,406.  25-1000 — photo coming soon
ELT Antenna/Tri-Band Frequency 121.5,243.0,406. 25-1000
NE
P/N 25-1000
$6,675.54
Price and availability checked Nov 14, 2026 MST
Backorder
Replacement Speaker for IC-A110 2510001621 — photo coming soon
Replacement Speaker for IC-A110 2510001621
NE
P/N 2510001621 ICOM
Quote only
Backorder
ELT NAV Interface/ARINC429 S1825501-02
ELT NAV Interface/ARINC429 S1825501-02
NE
P/N S1825501-02 McMurdo
$3,125.24
Price and availability checked Nov 14, 2026 MST
Backorder
Cable/CS144 To ELT S1825503-01 — photo coming soon
Cable/CS144 To ELT S1825503-01
NE
P/N S1825503-01 McMurdo
$763.14
Price and availability checked Nov 14, 2026 MST
Backorder
Gasket/For use with Dm N43-1 Antenna DM273B00006 — photo coming soon
Gasket/For use with Dm N43-1 Antenna DM273B00006
NE
P/N DM273B00006 Harris Corp
$60.14
Price and availability checked Nov 14, 2026 MST
Backorder
Gasket/ Cork for use with Dmc 60-1 and Dmc 60-17-1 antenna.  Dm 274C00013 — photo coming soon
Gasket/ Cork for use with Dmc 60-1 and Dmc 60-17-1 antenna. Dm 274C00013
NE
P/N DM 274C00013 Harris Corp
$81.09
Price and availability checked Nov 14, 2026 MST
Backorder
Artex Gasket/For use with 110-337 antenna.  280-0340 — photo coming soon
Artex Gasket/For use with 110-337 antenna. 280-0340
NE
P/N 280-0340 Artex
$257.54
Price and availability checked Nov 14, 2026 MST
In stock
Gasket/Silicone. For use with Dm C63 series antenna's.  286B00007 — photo coming soon
Gasket/Silicone. For use with Dm C63 series antenna's. 286B00007
NE
P/N 286B00007 Harris Corp
$60.14
Price and availability checked Nov 14, 2026 MST
Backorder
Resqlink Display/PLB-375/406MHz GPS 9528 — photo coming soon
Resqlink Display/PLB-375/406MHz GPS 9528
NE
P/N 9528 Acr Electronics
Quote only
Backorder
Resqlink 400 Personal Locator Beacon/PLB-400. 406 MHz, 121.5 MHz, GPS, 5 Watts.  2921
Resqlink 400 Personal Locator Beacon/PLB-400. 406 MHz, 121.5 MHz, GPS, 5 Watts. 2921
NE
P/N 2921 Acr Electronics
$439.07
Price and availability checked Nov 14, 2026 MST
In stock
Resqlink View/PLB-425. Personal locator beacon with digital display 2922
Resqlink View/PLB-425. Personal locator beacon with digital display 2922
NE
P/N 2922 Acr Electronics
$501.98
Price and availability checked Nov 14, 2026 MST
Backorder
SM3000 2R5310A — photo coming soon
SM3000 2R5310A
NE
P/N 2R5310A Bendix
$228,989.99
In stock
Price check pending
Pointer ELT System/TSO-C91A 3000-10
Pointer ELT System/TSO-C91A 3000-10
NE
P/N 3000-10 Pointer
$865.24
Price and availability checked Nov 14, 2026 MST
Backorder
3000-10 W/O Antenna And Cable — photo coming soon
3000-10 W/O Antenna And Cable
NE
P/N 3000-10A Pointer
Quote only
Backorder
Bare Unit/No Ant/Cable/Bracket 3000-10B — photo coming soon
Bare Unit/No Ant/Cable/Bracket 3000-10B
NE
P/N 3000-10B ACK Technologies
$567.45
Price and availability checked Nov 14, 2026 MST
Backorder
Elt-No Mic Jack / No Telescope Ant 3000-11
Elt-No Mic Jack / No Telescope Ant 3000-11
NE
P/N 3000-11 ACK Technologies
$845.84
Backorder