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349-2277 CONTROL AR-AUXILIARY S/N AT21-UP PART OF 384-9792 CONTROL AR-AUXILIARY AN ATTACHMENT 374F L


HYDRAULIC SYSTEM
VALVE GP-CONTROL
IMPLEMENTS
BOOM GP
OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
PUMP GP
COUPLING GP

EXCAVATOR 374F L EXCAVATOR AT2
 374F L Excavator AT200001-UP (MACHINE) POWERED BY C15 Engine SEBP7443 374F L AT2   (2014)

HYDRAULIC SYSTEM

VALVE GP-CONTROL
349-2008 CONTROL AR-AUXILIARY
349-2276 CONTROL AR-AUXILIARY
349-2277 CONTROL AR-AUXILIARY
349-2278 CONTROL AR-AUXILIARY
352-6993 CONTROL AR-AUXILIARY
384-9791 CONTROL AR-AUXILIARY
 

#SEBP74430450
 

349-2277: CONTROL AR-AUXILIARY

349-2277 CONTROL AR-AUXILIARY
S/N AT21-UP
PART OF 384-9792 CONTROL AR-AUXILIARY
AN ATTACHMENT
i05631549 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  444-9889 Y [1] LINES GP-FRONT (MEDIUM PRESSURE)  
  377-8016 Y [1] WIRING GP-CHASSIS (TOOL CONTROL)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430451
 

349-2278: CONTROL AR-AUXILIARY

349-2278 CONTROL AR-AUXILIARY -MEDIUM PRESSURE
S/N AT21-UP
PART OF 433-0737, 433-0738, 433-0739 OPTION AR-HYDRAULIC
AN ATTACHMENT
i05634973 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  381-6033 Y [1] LINES GP-FRONT (MEDIUM PRESSURE)  
  381-6035 Y [1] LINES GP-PILOT (MEDIUM PRESSURE)  
  381-6034 Y [1] LINES GP-PUMP (MEDIUM PRESSURE)  
  377-8017 Y [1] WIRING GP-CHASSIS (MEDIUM PRESSURE)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430452
 

352-6993: CONTROL AR-AUXILIARY

352-6993 CONTROL AR-AUXILIARY -JOYSTICK MODULATION SWITCH
S/N AT21-UP
PART OF 433-0712, 433-0714, 433-0726, 433-0731, 433-0733, 433-0734, 433-0737, 433-0738, 433-0739, 447-5118 OPTION AR-HYDRAULIC
AN ATTACHMENT
i05629529 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  356-7850 Y [1] CONTROL & MTG GP-JOYSTICK  
  344-0841 Y [1] FILM GP (TOOL CONTROL)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430453
 

384-9791: CONTROL AR-AUXILIARY

384-9791 CONTROL AR-AUXILIARY
S/N AT21-UP
PART OF 433-0726, 433-0731, 447-5118 OPTION AR-HYDRAULIC
AN ATTACHMENT
i05629919 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  349-2276 Y [1] CONTROL AR-AUXILIARY  
  389-2469 Y [1] VALVE AR-MAIN CONTROL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430454
 

384-9792: CONTROL AR-AUXILIARY

384-9792 CONTROL AR-AUXILIARY
S/N AT21-UP
PART OF 433-0733, 433-0734, 433-0737, 433-0738, 433-0739 OPTION AR-HYDRAULIC
AN ATTACHMENT
i05629920 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  349-2277 Y [1] CONTROL AR-AUXILIARY  
  389-2469 Y [1] VALVE AR-MAIN CONTROL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430455
 

389-1674: CONTROL AR-BOOM

389-1674 CONTROL AR-BOOM -BOOM LOAD CONTROL
S/N AT21-UP
PART OF 432-5835, 432-5837, 432-5838 OPTION AR-LINKAGE
AN ATTACHMENT
i05817803 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  455-9907 Y [1] FILM GP (TIP OVER)  
  381-2234 Y [1] LINES GP-PILOT (SMARTBOOM, BOOM LOAD CONTROL)  
  415-7650 Y [1] WIRING GP-BOOM (BOOM LOAD CONTROL)  
  377-8021 Y [1] WIRING GP-CHASSIS (BOOM FLOAT, LOAD CONTROL)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430456
 

488-1414: CONTROL AR-COUPLER

488-1414 CONTROL AR-COUPLER
S/N AT21-UP
AN ATTACHMENT
i06828116 SEBP7443
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  448-4756 Y [1] FILM GP (QUICK COUPLER)  
  472-7868 Y [1] KIT-HYDRAULIC  
  491-0551 Y [1] LINES GP-FRONT  
  377-8018 Y [1] MODULE GP-CONTROL (QUICK COUPLER)  
  494-4245 Y [1] WIRING GP-CHASSIS  
  Y   SEPARATE ILLUSTRATION
 

#SEBP74430457
 

458-6021: CONTROL AS-PISTON PUMP

458-6021 CONTROL AS-PISTON PUMP -FRONT
S/N AT21-UP
PART OF 369-9655 PUMP GP-MAIN HYDRAULIC
i06781556 SEBP7443
4586021 CONTROL AS-PISTON PUMP Parts scheme
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 512-5288 [1] SWASHPLATE AS  
  101-0508 [2] PLUG-ORIFICE  
  120-4394 [1] PLUG-BREAK OFF  
2. 464-9296 [1] PIN-THREADED  
3. 512-5293 [1] STOPPER  
4. [1] PISTON AS  
  515-4245 [1] RING  
5. 512-5291 [1] PISTON AS  
6. 464-9295 [1] PIN-THREADED  
   
    AVAILABLE REPAIR KIT(S):
  512-5290 [1] RETAINER AS  
 

#SEBP74430458
 

458-6022: CONTROL AS-PISTON PUMP

458-6022 CONTROL AS-PISTON PUMP -REAR
S/N AT21-UP
PART OF 369-9655 PUMP GP-MAIN HYDRAULIC
i06781573 SEBP7443
4586022 CONTROL AS-PISTON PUMP Parts scheme
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 512-5294 [1] SWASHPLATE AS  
  101-0508 [2] PLUG-ORIFICE  
  120-4394 [1] PLUG-BREAK OFF  
2. 464-9296 [1] PIN-THREADED  
3. 512-5293 [1] STOPPER  
4. [1] PISTON AS  
  515-4245 [1] RING  
5. 512-5291 [1] PISTON AS  
6. 464-9295 [1] PIN-THREADED  
   
    AVAILABLE REPAIR KIT(S):
  512-5296 [1] RETAINER AS  
 

#SEBP74430459
 

420-3213: COUPLING GP-PUMP

420-3213 COUPLING GP-PUMP
S/N AT21-UP
PART OF 421-9098 POWER TRAIN AR
i05774542 SEBP7443
4203213 COUPLING GP-PUMP Parts scheme
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Parts for your 374F L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 196-8173 [1] ELBOW  
2. 233-1153 [1] CLAMP  
3. 233-1154 [1] PLATE  
4. 233-1155 [1] TUBE AS  
5. 233-1194 [1] COVER  
6. 436-9687 [1] HOSE AS  
7. 351-4250 [1] COUPLING GP-FLEXIBLE  
8. 067-2551 [2] CLIP  
9. 214-7568 [1] SEAL-O-RING  
10. 6V-5043 [1] SEAL-O-RING  
11. 7X-0314 [10] BOLT (7/16-14X3-IN)  
12. 7X-0316 [2] BOLT (7/16-14X3.5-IN)  
13. 7X-2537 M [2] BOLT (M8X1.25X35-MM)  
14. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
15. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
16. 8T-4224 [2] WASHER-HARD (8.8X16X2-MM THK)  
17. 8T-5360 [12] WASHER (12X22.5X2.5-MM THK)  
18. 8T-8917 [8] BOLT (1/2-13X1.25-IN)  
  M   METRIC PART
 

Information:

Operation and Maintenance Manual
SmartBoom Operation - If Equipped
374F Excavator
SmartBoom Control - If Equipped
374F Excavator
Special Instruction
Installation of the 445-1370 Control Valve Gp on Certain Hydraulic Excavators{5051}
Installation of the 445-1370 Control Valve Gp on Certain Hydraulic Excavators{5051}
Installation Procedure for the <NOBR>445-1372</NOBR> Auxiliary Control Ar on Certain 374F Hydraulic Excavators {1408, 5051, 5057, 5059, 5705, 5734, 7405, 7557}
Installation Procedure for the 445-1372 Auxiliary Control Ar on Certain 374F Hydraulic Excavators {1408, 5051, 5057, 5059, 5705, 5734, 7405, 7557}
Adaptive Control System (ACS) Advanced Calibration Procedures {5051, 5063}
Adaptive Control System (ACS) Advanced Calibration Procedures {5051, 5063}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Technical Information Bulletin
Trapped Air in the Boom Regeneration Circuit on All E and F Series Excavators {5051, 5057, 5467, 5479, 6501}
Trapped Air in the Boom Regeneration Circuit on All E and F Series Excavators {5051, 5057, 5467, 5479, 6501}
Specifications
Control Valve (Counterweight)
374F Excavator Machine System
Solenoid Valve (Counterweight Control)
374F Excavator Machine System
Control Valve (Boom Lowering) - Manual
374F Excavator Machine System
Pilot Valve (Auxiliary)
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Control Valve (Swing)
374F Excavator Machine System
Control Valve (Stick Lowering)
374F Excavator Machine System
Control Valve
374F Excavator Machine System
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
Service Letter-Asia
Systems Operation
General Information (Main Control Valve)
374F Excavator Hydraulic System
Electronic Control (Main Control Valve)
374F Excavator Hydraulic System
Main Control Valve
374F Excavator Hydraulic System
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE LOAD HOLD CHECK VALVE COVER FIXING BOLTS AND WASHERS ON CERTAIN 349F, 352F, 374F, AND 390F EXCAVATORS
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
374F Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
374F Excavator Machine Systems
Main Control Valve - Calibrate
374F Excavator Machine Systems
Troubleshooting
IMV Controllability Troubleshooting
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
IMV Calibration - Functional Test
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Bypass Valve (ACS Valve) - Functional Test
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Drift Reduction Valve - Functional Test
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Flow Combiner Valve - Functional Test
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Hydraulic System Warm-Up - Functional Test
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Manual Hydraulic Valve - Health Check
374F and 390F Excavators and 390F MHPU Mobile Hydraulic Power Unit
Disassembly and Assembly
Main Control Valve - Disassemble - Bucket and Boom
374F Excavator Machine Systems
Main Control Valve - Assemble - Bucket and Boom
374F Excavator Machine Systems
Main Control Valve - Remove and Install
374F Excavator Machine Systems
Main Control Valve - Disassemble - Stick
374F Excavator Machine Systems
Main Control Valve - Disassemble - Swing
374F Excavator Machine Systems
Main Control Valve - Assemble - Swing
374F Excavator Machine Systems
Main Control Valve - Assemble - Stick
374F Excavator Machine Systems
Service Magazine
Improved Machining Process for the Control Valve Spool Group Is Now Used on Certain Excavators, Material Handlers, Mobile Hydraulic Power Units and Work Tools {5051, 5464}
Improved Machining Process for the Control Valve Spool Group Is Now Used on Certain Excavators, Material Handlers, Mobile Hydraulic Power Units and Work Tools {5051, 5464}
Improved Adaptive Control System (ACS) Valve Is Now Used on Certain Excavators, Mobile Hydraulic Power Units, and OEM Excavator Based Specialty Solutions {5051}
Improved Adaptive Control System (ACS) Valve Is Now Used on Certain Excavators, Mobile Hydraulic Power Units, and OEM Excavator Based Specialty Solutions {5051}

Caterpillar Parts SIS Catalog 374F L :

349-2276 CONTROL AR-AUXILIARY
349-2008 CONTROL AR-AUXILIARY
309-3915 COMPENSATOR AS
BREATHER GP
363-2518 BREATHER GP
BLOCK GP-HYDRAULIC
177-2617 BLOCK GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
462-3732 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
352-6923 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR & MTG GP-HYDRAULIC
462-3731 ACCUMULATOR & MTG GP-HYDRAULIC
349-2278 CONTROL AR-AUXILIARY
352-6993 CONTROL AR-AUXILIARY
384-9791 CONTROL AR-AUXILIARY
384-9792 CONTROL AR-AUXILIARY
389-1674 CONTROL AR-BOOM
488-1414 CONTROL AR-COUPLER
CONTROL AS-PISTON PUMP
458-6021 CONTROL AS-PISTON PUMP
CONTROL AS-PISTON PUMP
458-6022 CONTROL AS-PISTON PUMP
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