Perkins generator pulley 3115A049 introduces precision CNC lathe cutting technology during the machining process, with a groove size error controlled within 0.02mm to ensure perfect fit with the belt and reduce slippage during transmission. The dynamic balance accuracy reaches G2.5 level, and the vibration amplitude during high-speed operation is less than 0.1mm/s, effectively reducing the wear of generator bearings caused by vibration and extending the overall service life of the equipment.
The material is made of high-strength ductile iron, which has undergone isothermal quenching treatment to achieve a hardness of HB250-280. The surface of the wheel groove is hardened by high-frequency quenching, and the hardness is increased to HRC55. It can withstand the continuous tension of the belt and resist the wear caused by long-term friction. The surface adopts electrophoretic coating technology to form a uniform anti-corrosion coating, which is not easy to rust when used in humid or dusty environments, and maintains long-term stability of appearance and performance.
This pulley is designed specifically for Perkins 1100 series generators and is compatible with mainstream models such as 1104D-44TA and 1106D-E66TA. It is a key component of the generator transmission system. Its unique cone sleeve connection structure does not require disassembly of the generator main shaft during installation. Simply align the cone sleeve with the shaft diameter and tighten the bolts to achieve interference fit. The connection strength is 40% higher than traditional keyway connections, and it is easy to disassemble for later maintenance and replacement.
In terms of performance, the wheel groove adopts a curved transition design to reduce stress concentration between the belt and the groove, extending the service life of the belt by more than 25%. After continuous operation at full load for 500 hours, the wear of the wheel groove was only 0.03mm, far below the industry standard of 0.1mm, ensuring that the transmission efficiency remained above 98% and avoiding a decrease in generator output power caused by belt pulley wear.
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404D-22G*GN65732U
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Maintenance parts
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ITEM
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Part name
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Part number
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Quantity (paid per vehicle)
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1
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Pre-Fule Filter
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130306360
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1
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2
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Fuel Filter
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26561117
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1
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3
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Oil Filter
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140517050
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1
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4
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Air Filter
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135326206
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1
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5
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BELT
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080109107
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1
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minor repair
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ITEM
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Part name
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Part number
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Quantity (paid per vehicle)
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1
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SEAL - ROCKER BOX COVER
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111996401
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1
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2
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GASKET - CYLINDER HEAD
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111147711
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1
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3
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THERMOSTAT
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145206230
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1
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4
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FRONT OIL SEAL
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198636160
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1
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5
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SEAL - REAR END OIL
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050209083
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1
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6
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SOLENOID
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U85206452
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1
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