6240-21-6410 Cam follower Komatsu bulldozer spare parts

6240-21-6410 Cam follower Komatsu bulldozer spare parts

The Komatsu 6240-21-6410 cam follower is a key moving component in the fuel system, valve train, or hydraulic control system of Komatsu bulldozers. Manufactured strictly according to Komatsu’s original dimensions, precision, and manufacturing standards, it is specifically designed for harsh operating conditions involving high temperatures, high-frequency motion, and strong vibrations. Its primary function is to accurately transmit cam motion and achieve smooth rolling contact, ensuring timely and accurate valve or control mechanism action. It is a high-quality replacement part for Komatsu bulldozer repair, maintenance, and overhaul.

The 6240-21-6410 cam follower is made of high-strength, wear-resistant alloy steel, precision forged, heat-treated, finely ground, and ultra-precision machined. It boasts high surface hardness, excellent wear resistance, and high fatigue strength, capable of withstanding long-term, high-frequency impacts and friction, and is resistant to wear, pitting, or deformation. The roller and shaft have a high-precision fit, ensuring smooth and flexible rotation with low frictional resistance, effectively reducing power consumption and heat generation, and improving mechanism response speed and operational stability. The installation dimensions are completely consistent with Komatsu’s original components, ensuring precise positioning and secure assembly, perfectly matching camshafts, rocker arms, and other components. This product boasts excellent sealing and strong anti-pollution capabilities, making it suitable for harsh operating environments such as mines, earthmoving, and infrastructure construction. It effectively extends service life, reduces downtime, and improves the overall operating efficiency of bulldozers.

Core Technical Parameters

Product Model: 6240-21-6410
Product Name: Cam Follower / Roller Tappet
Applicable Models: Komatsu series bulldozers
Material: High-strength wear-resistant alloy structural steel
Process: Precision forging, heat treatment, precision grinding
Characteristics: High precision, wear-resistant, impact-resistant, smooth operation
Functions: Cam motion transmission, rolling support, mechanism drive

Core Advantages

Original factory standard high precision, smooth movement; wear-resistant and impact-resistant, long service life; flexible rotation with low resistance; strong adaptability to working conditions, reducing failure rate and maintenance costs.

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07046-21210 Plug
01011-E1290 Bolt
6245-21-4220 Bolt
01011-61810 Bolt
01643-21845 Washer
6162-25-4251 Seal
6204-21-5190 Plug
07005-02216 Seal, Washer
07042-70415 Plug
6162-23-4500 Gear Assembly
6162-23-4941 Gasket
6261-81-2902 Sensor Assembly
6245-21-4150 Plate
6245-21-3220 Cover,Front
07046-11216 Plug
6162-25-3151 Bushing
6245-21-3121 Seal,Front
6245-21-3111 Ring
6245-21-3290 Gasket
6240-31-6102 Gear Assembly
6240-31-6121 • Bushing
6240-31-6330 Gear
01437-01230 Bolt
6240-21-2461Shaft
6240-21-2471 Plate
6240-21-2430 Bolt
6240-31-6500 Gear Assembly
6240-31-6600 Gear Assembly
6150-31-6220 • Bushing
6150-21-2411Shaft
6150-21-2421 Plate, Thrust
01437-21680 Bolt
6245-31-2110 Piston
6248-31-2410 Pin, Piston
6162-33-2420 Ring, Snap
6245-31-2010 Ring Assembly, Piston
6245-31-3100 Connecting Rod Assembly
6162-33-3310 • Bolt
6162-33-3330 • Washer
02400-10413 • Pin, Dowel

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