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| CAAC | FAA | EASA | PN | Name | ATA | Rating | OEM | Aircraft |
|---|---|---|---|---|---|---|---|---|
| CAAC | 816630-SERIES | DUAL HEAT EXCHANGER | 21-51-69 | I/R/O | HAMILTON SUNDSTRAND | EMB-145 | ||
| CAAC | 815240-SERIES | AIR CYCLE MACHINE | 21-51-68 | I/R | HAMILTON SUNDSTRAND | EMB-135, EMB-145 | ||
| CAAC | 785720-SERIES | AIR CYCLE MACHINE | 21-51-67 | I/R/O | HAMILTON SUNDSTRAND | Y7-200 | ||
| CAAC | 782630-6 | AIR CYCLE MACHINE | 21-51-66 | I/R/O | HAMILTON STANDARD | L-610G | ||
| CAAC | FAA | 753355-SERIES | HEAT EXCHANGER | 21-51-63 | I/R/O/M | HAMILTON STANDARD | CL601RJ | |
| CAAC | EASA | 782790-SERIES | AIR CYCLE MACHINE | 21-51-62 | I/R/O | HAMILTON SUNDSTRAND | CL601RJ | |
| CAAC | FAA | EASA | 774469-SERIES | AIR BEARING AIR CYCLE MACHINE | 21-51-61 | I/R/O/M | HAMILTON SUNDSTRAND | B747, B767 |
| CAAC | 785720-SERIES | AIR CYCLE MACHINE | 21-51-60 | I/R/O/M | HAMILTON SUNDSTRAND | FOKKER 50 | ||
| CAAC | 784624-2 | BLEED SHUT-OFF VALVE | 21-51-59 | I/R | HAMILTON STANDARD | Y7 | ||
| CAAC | 790420-SERIES | BLEED SHUTOFF VALVE | 21-51-56 | I/R/O/M | HAMILTON STANDARD | YUN 7-200 | ||
| CAAC | 782790-SERIES | AIR CYCLE MACHINE | 21-51-53 | I/R/O | HAMILTON SUNDSTRAND | DHC8-100/-200/-300 | ||
| CAAC | FAA | EASA | 964A0000-SERIES,964F0000-SERIES | FLOW CONTROL VALVE | 21-51-51,21-51-51-R | I/R/O/M | LIEBHERR | AIRBUS |
| CAAC | 778683-SERIES | DUAL HEAT EXCHANGER | 21-51-50 | I/R/O | HAMILTON | DHC8-100/-200/-300, FOKKER 50/60,Y7-100/-200 | ||
| CAAC | 782630-SERIES | AIR CYCLE MACHINE | 21-51-48 | I/R/O/M | HAMILTON SUNDSTRAND | CN235 | ||
| CAAC | FAA | EASA | 641121-SERIES | OVERHEAT ZONE DUCT SWITCH | 21-51-46 | I/R | HONEYWELL | B737/B757/B767 |
| CAAC | 782100-SERIES | HIGH PRESSURE BLEED PRESSURE SWITCH | 21-51-46 | I | HAMILTON | ERJ-145 | ||
| CAAC | 2203085-1 | AIR/WATER ATOMIZING NOZZLE | 21-51-44 | I/R/O | HONEYWELL | B737-400/757/767/767-300 | ||
| CAAC | FAA | 194278-SERIES | WATER EXTRACTOR | 21-51-42 | I/R/O | HONEYWELL | B757, B767 | |
| CAAC | FAA | EASA | 767460-SERIES | FLOW CONTROL AND SHUTOFF VALVE | 21-51-40 | I/R/O/M | HAMILTON SUNDSTRAND | B747 |
| CAAC | FAA | EASA | 194272-SERIES | SECONDARY HEAT EXCHANGER | 21-51-40 | I/R/O/M | HONEYWELL | B757, B767 |
| CAAC | FAA | 3202446-1 | CONDITIONED AIR CHECK VALVE | 21-51-39 | I/R/O/M | HONEYWELL | B737 | |
| CAAC | FAA | EASA | 194270-SERIES | PRIMARY HEAT EXCHANGER | 21-51-38 | I/R/O/M | HONEYWELL | B757, B767 |
| CAAC | FAA | EASA | 194274-SERIES | REHEATER HEAT EXCHANGER | 21-51-36 | I/R/O/M | HONEYWELL | B757, B767 |
| CAAC | FAA | EASA | 680640-SERIES | AIR CYCLE MACHINE | 21-51-34 | I/R/O/M | HONEYWELL | B757, B767 |
| CAAC | 2202450-SERIES | COOLING PACK | 21-51-32 | I/R/O/M | HONEYWELL | B757、B767 | ||
| CAAC | 2202623-2 | PLENUM ASSY | 21-51-32 | I/R/O/M | HONEYWELL | B757、B767 | ||
| CAAC | FAA | 194276-SERIES | CONDENSER HEAT EXCHANGER | 21-51-30 | I/R/O | HONEYWELL | B757, B767 | |
| CAAC | FAA | 396416-SERIES,396432-SERIES | FIVE INCH DIAMETER FLOW CONTROL VALVE | 21-51-23 | I/R/O | HONEYWELL | A310 | |
| CAAC | 011389502 | GROUND COOLING FAN | 21-51-23 | I/R | EG&G ROTRON | DORNIER | ||
| CAAC | 3907B000 | NON-RETURN VALVE | 21-51-22 | I/R | HONEYWELL | DORNIER | ||
| CAAC | 2022522-SERIES | ROTARY ELECTROMECHANICAL ACTUATOR | 21-51-22 | I/R | HONEYWELL | B757, B767 | ||
| CAAC | 747700-SERIES,750652-SERIES | PRESSURE SWITCH | 21-51-21 | I | HAMILTON STANDARD | CN235, DHC7, EMB110, EMB112, | ||
| CAAC | 5556C000 SERIES | WATER INJECTOR | 21-51-21 | I/R | HONEYWELL | DORNIER | ||
| CAAC | FAA | EASA | 9106A0006-SERIES,2687A0000-01 | DIFFERENTIAL PRESSURE SENSOR | 21-51-19 | I/R | LIEBHERR | AIRBUS |
| CAAC | FAA | 396398-SERIES,396480-1,396496-1 | FLOW CONTROL AND SHUTOFF VALVE | 21-51-19 | I/R/O/M | HONEYWELL | B757, B767 | |
| CAAC | FAA | EASA | 9104A0009-02,2695A0000-01 | PACK-INLET PRESSURE SENSOR | 21-51-17 | I/R/O/M | LIEBHERR | A319, A320 |
| CAAC | FAA | EASA | 9106A0003-SERIES,2698A0000-01 | DIFFERENTIAL PRESSURE SENSOR | 21-51-16 | I/R | LIEBHERR | A330, A340 |
| CAAC | 5677C000 SERIES | PNEUMATIC TEMPERATURE SENSOR | 21-51-16 | I/R | HONEYWELL | DORNIER | ||
| CAAC | FAA | EASA | 9104A0005-01,2699A0000-01 | PRESSURE SENSOR | 21-51-15 | I/R | LIEBHERR | A330, A340 |
| CAAC | 5732C000 | TURBINE INLET CONTROL VALVE | 21-51-15 | I/R/O | HONEYWELL | DORNIER | ||
| CAAC | FAA | EASA | 1303A0000-SERIES | FLOW CONTROL VALVE | 21-51-14,21-51-14-R | I/R/O/M | LIEBHERR | A320 |
| CAAC | FAA | EASA | 9104A0003-01 | PRESSURE SENSOR | 21-51-14 | I/R/O | LIEBHERR | A320 |
| CAAC | 5586C000 | OVER TEMPERATURE SWITCH | 21-51-14 | I/R | NORMALAIR-GARRETT | DORNIER | ||
| CAAC | FAA | 3202142-SERIES | VALVE,CONDITIONED AIR CHECK | 21-51-13 | I/R/O/M | HONEYWELL | B757/B767 | |
| CAAC | RP297-00(GG436-2005-3) | TEMPERATURE SENSOR | 21-51-13 | I/R | ESTERLINE AUXITROL | CRJ | ||
| CAAC | 8563C000 | CONDENSER/WATER EXTRACTOR | 21-51-13 | I/R/O | HONEYWELL | DORNIER | ||
| CAAC | 9104A0002-01 | PRESSURE SENSOR | 21-51-13 | I/R | LIEBHERR | A330, A340 | ||
| CAAC | 8554C000 | DUAL HEAT EXCHANGER | 21-51-12 | I/R/O | HONEYWELL | DORNIER | ||
| CAAC | FAA | EASA | 4063-18140 SERIES | SKIN CHECK VALVE | 21-51-11 | I/R/O/M | NORD-MICRO | AIRBUS |
| CAAC | 9106A0001-01 | DIFFERENTIAL PRESSURE SENSOR | 21-51-11 | I/R | LIEBHERR | A330, A340 |
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