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ATA 49 Aircraft Systems Parts Catalog - Explore Now

The ATA numbering system, also known as the Air Transport Association (ATA) chapters, is a widely recognized and standardized system used in the aviation industry to document parts, components, and entire commercial aircraft. This system, like many others in the aerospace industry, serves to provide a common understanding for pilots, maintenance technicians, engineers, and others involved in aircraft operations.

The ATA 100 system is divided into several sections, with one of them being the ATA Group. Each group contains specific ATA chapters such as ATA Group – Aircraft Systems, one of which refers specifically to the components listed under ATA Chapter 49. It’s provide important information on aircraft systems such as electrical power, fire protection, fuel, navigation, hydraulic, and more. If you’re in search of ATA Aircraft Systems or other ATA names, Aviation Parts Circuit is your one-stop-shop. We specializes in supplying ATA chapters parts of ATA 49 under ATA Group Aircraft Systems.


Part No Description ATA Number ATA Chapter RFQ
170155-106A pump assy 49 Airborne Auxiliary Power RFQ
353W2106-6 plug assy 49 Airborne Auxiliary Power RFQ
3910072-01 tube 49 Airborne Auxiliary Power RFQ
18699-69A1 wire 49 Airborne Auxiliary Power RFQ
BACB30LJ6-5 bolt 49 Airborne Auxiliary Power RFQ
3876026-3 transducer 49 Airborne Auxiliary Power RFQ
61B40778-401 wire bundle assy 49 Airborne Auxiliary Power RFQ
NAS1201C6B14B chain 49 Airborne Auxiliary Power RFQ
D4918528000400 wall-side 49 Airborne Auxiliary Power RFQ
4500155 bracket 49 Airborne Auxiliary Power RFQ
354A3000-6 support assy 49 Airborne Auxiliary Power RFQ
2674126-009 shim 49 Airborne Auxiliary Power RFQ
179348-1 element assy 49 Airborne Auxiliary Power RFQ
3109909-01 screen 49 Airborne Auxiliary Power RFQ
65C19845-13 panel 49 Airborne Auxiliary Power RFQ
355A3020-4 rod 49 Airborne Auxiliary Power RFQ
M25988-2-013 packing-preformed 49 Airborne Auxiliary Power RFQ
3861160-1 bearing 49 Airborne Auxiliary Power RFQ
104-533-9044 backshell 49 Airborne Auxiliary Power RFQ
3844086-1 insulation 49 Airborne Auxiliary Power RFQ
MS9556-19 bolt 49 Airborne Auxiliary Power RFQ
D5358544020000 section-sealing 49 Airborne Auxiliary Power RFQ
2117342-8 control unit 49 Airborne Auxiliary Power RFQ
4951881-11 cover 49 Airborne Auxiliary Power RFQ
3882892-2 filter 49 Airborne Auxiliary Power RFQ
3876336-1 meter 49 Airborne Auxiliary Power RFQ
3900274 igniter 49 Airborne Auxiliary Power RFQ
353N1033-12 cover assy 49 Airborne Auxiliary Power RFQ
CN0966-14A07SN000 connector 49 Airborne Auxiliary Power RFQ
MS9556-23 bolt 49 Airborne Auxiliary Power RFQ
BACS40R20T25 shim 49 Airborne Auxiliary Power RFQ
MS9557-22 bolt 49 Airborne Auxiliary Power RFQ
3880363-1 tube 49 Airborne Auxiliary Power RFQ
NAS1102E3-15 screw 49 Airborne Auxiliary Power RFQ
AS3099-42 bolt 49 Airborne Auxiliary Power RFQ
L32A320-229 nut 49 Airborne Auxiliary Power RFQ
335707750 orifice assy 49 Airborne Auxiliary Power RFQ
2684758 sring 49 Airborne Auxiliary Power RFQ
3900424 nozzle assy 49 Airborne Auxiliary Power RFQ
352A2310-2 flameshield 49 Airborne Auxiliary Power RFQ
06R3911987-01 harness assy 49 Airborne Auxiliary Power RFQ
4951652 cooler-oil 49 Airborne Auxiliary Power RFQ
335205140 fan assy 49 Airborne Auxiliary Power RFQ
D4918522900000 wall-side 49 Airborne Auxiliary Power RFQ
65B98602-19 seal 49 Airborne Auxiliary Power RFQ
171296-101A wiring assy 49 Airborne Auxiliary Power RFQ
4500540 filter mount 49 Airborne Auxiliary Power RFQ
S8990-047 packing 49 Airborne Auxiliary Power RFQ
351N1101-47 unit assy 49 Airborne Auxiliary Power RFQ
ST3032-10 nut 49 Airborne Auxiliary Power RFQ
65B98614-60 door assy 49 Airborne Auxiliary Power RFQ
65-68902-12 tube assy 49 Airborne Auxiliary Power RFQ
4507249 tube assy drain 49 Airborne Auxiliary Power RFQ
353A4080-1 seal assy 49 Airborne Auxiliary Power RFQ
3810216-2 cover assy 49 Airborne Auxiliary Power RFQ
3910227-01 tube 49 Airborne Auxiliary Power RFQ
KDAC10379 packing 49 Airborne Auxiliary Power RFQ
65-70818-11 tube assy 49 Airborne Auxiliary Power RFQ
MS21140U0604 rivet 49 Airborne Auxiliary Power RFQ
353W2118-1 base assy 49 Airborne Auxiliary Power RFQ
211-594-9018 clamp 49 Airborne Auxiliary Power RFQ
4506061 harness assy 49 Airborne Auxiliary Power RFQ
899580-1 ignition unit 49 Airborne Auxiliary Power RFQ
355A3020-2 rod assy 49 Airborne Auxiliary Power RFQ
AS3397-09 nut 49 Airborne Auxiliary Power RFQ
104-533-9045 backshell 49 Airborne Auxiliary Power RFQ
65B00790-21 system instl 49 Airborne Auxiliary Power RFQ
NAS77-4-006 bushing 49 Airborne Auxiliary Power RFQ
65-70818-24 tube assy 49 Airborne Auxiliary Power RFQ
3605812-2 starter assy 49 Airborne Auxiliary Power RFQ
3602188-1 cover 49 Airborne Auxiliary Power RFQ
NAS1834-4-850 insert 49 Airborne Auxiliary Power RFQ
AC45-0003-4 switch 49 Airborne Auxiliary Power RFQ
353N1021-3 fitting 49 Airborne Auxiliary Power RFQ
380429-7 engine assy 49 Airborne Auxiliary Power RFQ
318-630-1002-015 light assy 49 Airborne Auxiliary Power RFQ
MS9490-30 bolt 49 Airborne Auxiliary Power RFQ
P203 plug 49 Airborne Auxiliary Power RFQ
NAS76A8-020P bushing 49 Airborne Auxiliary Power RFQ
BAC27DEX5824 decal 49 Airborne Auxiliary Power RFQ
69-78355-31 circuit assy 49 Airborne Auxiliary Power RFQ
BACB28W6C018 bushing 49 Airborne Auxiliary Power RFQ
MS21288-05 bolt 49 Airborne Auxiliary Power RFQ
9560158010 seal 49 Airborne Auxiliary Power RFQ
65B02718-5 support 49 Airborne Auxiliary Power RFQ
55781 nozzle assy 49 Airborne Auxiliary Power RFQ
353N4010-144 door 49 Airborne Auxiliary Power RFQ
3881177-1 tube assy 49 Airborne Auxiliary Power RFQ
2666527-076 restrictor 49 Airborne Auxiliary Power RFQ
3862180-5 gearbox assy 49 Airborne Auxiliary Power RFQ
D4918537720000 bracket 49 Airborne Auxiliary Power RFQ
3202854-1 valve assy 49 Airborne Auxiliary Power RFQ
65C36936-6 muffler assy 49 Airborne Auxiliary Power RFQ
D2045-400A cooler assy 49 Airborne Auxiliary Power RFQ
A26-1E bolt 49 Airborne Auxiliary Power RFQ
3800298-1-6 engine assy 49 Airborne Auxiliary Power RFQ
734-15698-03 nameplate 49 Airborne Auxiliary Power RFQ
65B98600-19 mount assy 49 Airborne Auxiliary Power RFQ
3884971-1 probe-total pressure 49 Airborne Auxiliary Power RFQ
379580-150 pump assy 49 Airborne Auxiliary Power RFQ
MS20427F3-3 rivet,solid 49 Airborne Auxiliary Power RFQ
353W2100-32 intake assembly 49 Airborne Auxiliary Power RFQ
BACB30NR4HS8 bolt 49 Airborne Auxiliary Power RFQ
BACT11TD1F tape 49 Airborne Auxiliary Power RFQ
69-56434-1 bracket 49 Airborne Auxiliary Power RFQ
ST3033-032 stud 49 Airborne Auxiliary Power RFQ
3015191 seal 49 Airborne Auxiliary Power RFQ
G8993M12 clamp 49 Airborne Auxiliary Power RFQ
65-50940-4 seal 49 Airborne Auxiliary Power RFQ
352W1010-1 tube assy 49 Airborne Auxiliary Power RFQ
3826165-1 bushing 49 Airborne Auxiliary Power RFQ
380429-5 engine assy 49 Airborne Auxiliary Power RFQ
356N1004-1 panel 49 Airborne Auxiliary Power RFQ
BAC27EEL25190 marker 49 Airborne Auxiliary Power RFQ
4950284 packing 49 Airborne Auxiliary Power RFQ
1457WSS13SF1 clamp 49 Airborne Auxiliary Power RFQ
65-50953-12 shroud instl 49 Airborne Auxiliary Power RFQ
3876059-2 switch 49 Airborne Auxiliary Power RFQ
38-3055-00-03 spring 49 Airborne Auxiliary Power RFQ
65-50901-4 hose assy 49 Airborne Auxiliary Power RFQ
732-13870-03 actuator assy 49 Airborne Auxiliary Power RFQ
DAN367-01 receptacle 49 Airborne Auxiliary Power RFQ
3911987-01 harness assy 49 Airborne Auxiliary Power RFQ
170204-1 flange 49 Airborne Auxiliary Power RFQ
BACB28U6C014 bushing 49 Airborne Auxiliary Power RFQ
AN565AC624H6 setscrew 49 Airborne Auxiliary Power RFQ
353N4010-22 support 49 Airborne Auxiliary Power RFQ
B55968-2 actuator 49 Airborne Auxiliary Power RFQ
4951858 hose 49 Airborne Auxiliary Power RFQ
3826165-2 bushing 49 Airborne Auxiliary Power RFQ
351U0003-11 power unit instl 49 Airborne Auxiliary Power RFQ
NAS77-4-013 washer 49 Airborne Auxiliary Power RFQ
3860167-2 shaft 49 Airborne Auxiliary Power RFQ
69-55141-1 rod assy 49 Airborne Auxiliary Power RFQ
3910361-01 ring 49 Airborne Auxiliary Power RFQ
3827165-2 clevis assy 49 Airborne Auxiliary Power RFQ
NAS563C61 bolt 49 Airborne Auxiliary Power RFQ
3884332-1 tube 49 Airborne Auxiliary Power RFQ
356U0100-13 tube assy 49 Airborne Auxiliary Power RFQ
4505003M controller ,full authority,sw 4.00 49 Airborne Auxiliary Power RFQ
A64847-007 actuator 49 Airborne Auxiliary Power RFQ
756681 cap-filter 49 Airborne Auxiliary Power RFQ
M83248-1-113 packing 49 Airborne Auxiliary Power RFQ
352A3100-17 foam 49 Airborne Auxiliary Power RFQ
TA5000BH14AT clamp 49 Airborne Auxiliary Power RFQ
BACB30FM8A4U bolt 49 Airborne Auxiliary Power RFQ
976036-4 tank assy 49 Airborne Auxiliary Power RFQ
3883352-1 tube assy 49 Airborne Auxiliary Power RFQ
65-50993-4 ring 49 Airborne Auxiliary Power RFQ
65B98705-2 liner assy 49 Airborne Auxiliary Power RFQ
354T0201-8 duct assy 49 Airborne Auxiliary Power RFQ
4950060 seal 49 Airborne Auxiliary Power RFQ
65-68935-4 valve assy 49 Airborne Auxiliary Power RFQ
MS9557-04 bolt 49 Airborne Auxiliary Power RFQ
7500291 element assy 49 Airborne Auxiliary Power RFQ
352A2210-4 cover 49 Airborne Auxiliary Power RFQ
69-69897-1 rod 49 Airborne Auxiliary Power RFQ
627-007A28D cable 49 Airborne Auxiliary Power RFQ
65B98601-9 duct assy 49 Airborne Auxiliary Power RFQ
353W4114-21 flange assy 49 Airborne Auxiliary Power RFQ
3862380-1 plug 49 Airborne Auxiliary Power RFQ
3881481-1 tube 49 Airborne Auxiliary Power RFQ
352W1010-4 tube assy 49 Airborne Auxiliary Power RFQ
MS18066-51 setscrew 49 Airborne Auxiliary Power RFQ
BACN10JR4CR nutplate 49 Airborne Auxiliary Power RFQ
306111-13 connector 49 Airborne Auxiliary Power RFQ
65C19746-1 panel instl 49 Airborne Auxiliary Power RFQ
65C19845-17 panel assy 49 Airborne Auxiliary Power RFQ
2669821 insert 49 Airborne Auxiliary Power RFQ
353N2001-7 kit 49 Airborne Auxiliary Power RFQ
65-50939-51 filler 49 Airborne Auxiliary Power RFQ
JA2A relay 49 Airborne Auxiliary Power RFQ
353N4010-53 washer 49 Airborne Auxiliary Power RFQ
4951690-1 thermocouple single element 49 Airborne Auxiliary Power RFQ
353A2040-18 angle 49 Airborne Auxiliary Power RFQ
3876255-2 switch 49 Airborne Auxiliary Power RFQ
356W1001-1 mast 49 Airborne Auxiliary Power RFQ
171254-100CD control assy 49 Airborne Auxiliary Power RFQ
65C17167-13 flap assy 49 Airborne Auxiliary Power RFQ
3881677-1 tube 49 Airborne Auxiliary Power RFQ
MS21279-03 bolt 49 Airborne Auxiliary Power RFQ
IDENTASLEEVE1-8 sleeve 49 Airborne Auxiliary Power RFQ
353U0106-1 duct assy 49 Airborne Auxiliary Power RFQ
C5116-06 starter assy 49 Airborne Auxiliary Power RFQ
BAC27EEL22098 decal 49 Airborne Auxiliary Power RFQ
AS3209-038 packing 49 Airborne Auxiliary Power RFQ
S9352-05-9-1208 sleeving 49 Airborne Auxiliary Power RFQ
69B98607-3 bracket 49 Airborne Auxiliary Power RFQ
353N1032-7 shim 49 Airborne Auxiliary Power RFQ
BLFN4 bearing 49 Airborne Auxiliary Power RFQ
S8154-229C016 shim 49 Airborne Auxiliary Power RFQ
305587-3 bracket assy 49 Airborne Auxiliary Power RFQ
353N1026-4 angle 49 Airborne Auxiliary Power RFQ
352A2200-10 cover assy 49 Airborne Auxiliary Power RFQ
354T0101-1 support assy 49 Airborne Auxiliary Power RFQ
3013271 nut 49 Airborne Auxiliary Power RFQ
315W1652-4 grommet 49 Airborne Auxiliary Power RFQ
322207 cover 49 Airborne Auxiliary Power RFQ
4951410 cap and dipstick assy 49 Airborne Auxiliary Power RFQ
866157-12 resistor assy 49 Airborne Auxiliary Power RFQ
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