374F Excavator Machine System Boom Lines Caterpillar


Boom Lines
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Illustration 1g03497636
Right side view

Table 1
Specification for 344-4340 Boom Lines Gp 
Item  Qty  Part  Specification description 
173-4675 Hose As  Torque to 76 ± 4 N·m (56 ± 3 lb ft)
Distance between the center of the mounting pin to the tube assembly (3) is 570 ± 5 mm (22.4 ± 0.2 inch)
Distance between the center of the mounting pin to the tube assembly (2) is 500 ± 5 mm (19.7 ± 0.2 inch)
8T-6868 Bolt  Torque to 50 ± 10 N·m (37 ± 7 lb ft)
8T-4244 Nut  Torque to 50 ± 10 N·m (37 ± 7 lb ft)
8T-4185 Bolt  Torque to 30 ± 7 N·m (266 ± 62 lb in)
085-8091 Bolt  Torque to 30 ± 7 N·m (266 ± 62 lb in)

Information System:

2010/04/29 The Frame of the Center Lock Pin Grabber Quick Coupler was Redesigned for Certain Excavators {6129}
C13 Engines for Caterpillar Built Machines Turbocharger - Inspect
C9.3 Engines for Caterpillar Built Machines Valve Mechanism Cover - Remove and Install
568 Forest Machine Hydraulic System Cylinder Drift - Check - Loaded Bucket/Heel
568 Forest Machine Hydraulic System Swing Speed and Swing Drift on a Slope - Check
C4.4 Industrial Engine Air Compressor - Single Cylinder
C4.4 Industrial Engine Air Compressor - Twin Cylinder Compressor
374D Excavator Machine System Specifications Bucket Linkage - VB Family
Procedure to Install <NOBR>214-3287</NOBR> Drain Lines Group on Certain C, D, E, F, and Next Generation Series Excavators {0679, 5057}
303.5D, 304D, 305.5D and 305D Mini Hydraulic Excavators Engine Supplement Muffler - Remove and Install
348-5430 Multi-Tool Gp 2 {0709, 0769, 0785}
317-7492 Wireless Radio{7338}
2010/07/27 A New Recoil Spring is Now Used on Certain 320D Excavators {4157, 4158}
C4.4 Industrial Engine Cylinder Head - Inspect
C4.4 Industrial Engine Engine Oil Cooler - Inspect
C4.4 Industrial Engine Engine Valve Lash - Inspect
349F and 352F Excavators Hydraulic System Pump Control (Output Flow) - Adjust
568 Forest Machine Hydraulic System Cylinder Drift - Check - Empty Bucket
568 Forest Machine Hydraulic System Cylinder Speed - Check
C9.3 Engines for Caterpillar Built Machines Cylinder Block Cover - Remove and Install
Installation of the 179-8703 Connecting Lines Gp {5057}
2010/05/10 Fuel Injection Nozzles for 3056E Engines {1251, 1290}
303.5D, 304D, 305.5D and 305D Mini Hydraulic Excavators Engine Supplement Turbocharger - Remove and Install
Installation of the 318-1497 Connecting Lines Gp {0679, 5057}