China Standard Massey-Ferguson Mf240 Parts M7bgc004 for Sale near me factory

Product Description

Massey-Ferguson Mf240 Parts


We are the partner and registered supplier for MASSEY-FERGUSON tractor manufacturers in China. Dozens of parts have been developed for For MF tractor, and the list is as follows:

No. Part No. Description Tractor Model Model OEM NO.
1 3 0571 Seal   MF240/MF260 3.152/T  
2 89214 Assy Piston (Set) MF240 3.152  
3 780006 Spring Inl. & Ex. Valve MF240/MF260 3.152/T  
4 0860012 Tapet MF240/MF260 3.152/T  
5 2415344 Oil Seal MF240/MF260 3.152/T  
6 31163495 Gear Crankshaft MF240/MF260 3.152/T  
7 31431011 Valve Exhaust MF240 3.152  
8 31431031 Valve Exhaust MF260 3.152T  
9 31431641 Valve Exhaust MF375 4.236  
10 31431681 Valve Inlet   MF240 3.152  
11 31431881 Valve Inlet   MF375 4.236  
12 31431981 Valve Inlet   MF260 3.152T  
13 31434307 Push Rod MF385 4.41  
14 37116187 Cylinder Head MF240/MF260 3.152/T  
15 41158065 Ring Kit   MF240 3.152  
16 1682977M1 Unit Blinker MF240/260/375/385 3.152/4.41  
17 1687531M1  V-Belt 1270mm MF240/MF260 3.152/T  
18 1693745M1 V-Belt MF375/MF385 4.41  
19 1860011M1 Oil Seal   MF240/MF260 3.152/T  
20 1860867M5 Oil Seal   MF240/MF260 3.152/T  
21 1860964M2 Disc Friction Middle (A) MF240/MF260 3.152/T  
22 1860965M2 Disc Intermediate (A) MF240/MF260 3.152/T  
23 1866545M1 Thrust Washer MF240/MF260 3.152/T  
24 1877721M92 O P Switch MF240/MF260 3.152/T  
25 195677M1 Oil Seal   MF240/MF260 3.152/T  
26 195678M2 Oil Seal MF240/MF260 3.152/T  
27 3699801M1 Seal PTO MF240/MF260 3.152/T  
28 3711C059 Cylinder Block MF240/MF260 3.152/T  
29 3711H065 Cylinder Block MF385   4.41  
30 3773713M91 Assy. Steering Cylinder MF240/MF260 3.152/T  
31 3819972M91 Assy. Steering Pump MF240/MF260 3.152/T  
32 3821548M91 Orbitrol Steering Unit MF240/MF260 3.152/T  
33 4115Y001 Ring Kit   MF375/MF385 4.41  
34 41158065 Ring Kit   MF240 3.152  
35 4181A017 Ring Kit   MF260 3.152T  
36 832741M1 Oil Seal   MF240/MF260 3.152/T  
37 897242M1 Seal Dust MF240/MF260 3.152/T  
38 41314078 Oil Pump MF240/MF260 3.152/T  
39 41311482 Oil Pump MF240/MF260 3.152/T  
40 2645630 Assy. Atomiser & Holder MF240 3.152  
41 2645A013 Assy. Atomiser & Holder MF260 3.152T  
42 M7BDL001 Cylinder Head MF375/MF385 4.41 OEM NO.:3712H076
43 M7BGC003 Assy. Crankshaft MF260 3.152T OEM NO.:31312738
44 M7BGC004 Assy. Crankshaft MF240 3.152 OEM NO.:31312737
45 2486A219 Oil Cooler   MF260 3.152T  
46 2674A152  Assy. Turbocharger MF260 3.152T  
47 3135F051 Kit Piston MF260 3.152T  
48 3142A051 Valve Exhaust MF385 4.41  
49 3142L051 Valve Inlet   MF385 4.41  
50 3142U031 Tapet MF385 4.41  
51 3596781M94 Assy Cyl. Cover Plate MF240/MF260 3.152/T  
52 3614780M91 Assy. Brake Master Cylinder MF240/MF260 3.152/T  
53 19575X  Lubricator MF240/MF260 3.152/T  
54 200191M1  Lubricator MF240/MF260 3.152/T  
55 2418F475 Oil Seal   MF240/MF260 3.152/T  
56 2418M006  Seal Water Pump MF240/MF260 3.152/T  
57 3596782M92 Assy. Cover Plate  MF240/MF260 3.152/T  
58 3699800M2 Oil Seal MF240/MF260 3.152/T  
59 2485666 Thermostate MF240/MF260 3.152/T  
60 3761330M91 Hydraulic Pump MF385 4.41  

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How to Determine the Quality of a Worm Shaft

There are many advantages of a worm shaft. It is easier to manufacture, as it does not require manual straightening. Among these benefits are ease of maintenance, reduced cost, and ease of installation. In addition, this type of shaft is much less prone to damage due to manual straightening. This article will discuss the different factors that determine the quality of a worm shaft. It also discusses the Dedendum, Root diameter, and Wear load capacity.
worm shaft

Root diameter

There are various options when choosing worm gearing. The selection depends on the transmission used and production possibilities. The basic profile parameters of worm gearing are described in the professional and firm literature and are used in geometry calculations. The selected variant is then transferred to the main calculation. However, you must take into account the strength parameters and the gear ratios for the calculation to be accurate. Here are some tips to choose the right worm gearing.
The root diameter of a worm gear is measured from the center of its pitch. Its pitch diameter is a standardized value that is determined from its pressure angle at the point of zero gearing correction. The worm gear pitch diameter is calculated by adding the worm’s dimension to the nominal center distance. When defining the worm gear pitch, you have to keep in mind that the root diameter of the worm shaft must be smaller than the pitch diameter.
Worm gearing requires teeth to evenly distribute the wear. For this, the tooth side of the worm must be convex in the normal and centre-line sections. The shape of the teeth, referred to as the evolvent profile, resembles a helical gear. Usually, the root diameter of a worm gear is more than a quarter inch. However, a half-inch difference is acceptable.
Another way to calculate the gearing efficiency of a worm shaft is by looking at the worm’s sacrificial wheel. A sacrificial wheel is softer than the worm, so most wear and tear will occur on the wheel. Oil analysis reports of worm gearing units almost always show a high copper and iron ratio, suggesting that the worm’s gearing is ineffective.


The dedendum of a worm shaft refers to the radial length of its tooth. The pitch diameter and the minor diameter determine the dedendum. In an imperial system, the pitch diameter is referred to as the diametral pitch. Other parameters include the face width and fillet radius. Face width describes the width of the gear wheel without hub projections. Fillet radius measures the radius on the tip of the cutter and forms a trochoidal curve.
The diameter of a hub is measured at its outer diameter, and its projection is the distance the hub extends beyond the gear face. There are 2 types of addendum teeth, 1 with short-addendum teeth and the other with long-addendum teeth. The gears themselves have a keyway (a groove machined into the shaft and bore). A key is fitted into the keyway, which fits into the shaft.
Worm gears transmit motion from 2 shafts that are not parallel, and have a line-toothed design. The pitch circle has 2 or more arcs, and the worm and sprocket are supported by anti-friction roller bearings. Worm gears have high friction and wear on the tooth teeth and restraining surfaces. If you’d like to know more about worm gears, take a look at the definitions below.
worm shaft

CZPT’s whirling process

Whirling process is a modern manufacturing method that is replacing thread milling and hobbing processes. It has been able to reduce manufacturing costs and lead times while producing precision gear worms. In addition, it has reduced the need for thread grinding and surface roughness. It also reduces thread rolling. Here’s more on how CZPT whirling process works.
The whirling process on the worm shaft can be used for producing a variety of screw types and worms. They can produce screw shafts with outer diameters of up to 2.5 inches. Unlike other whirling processes, the worm shaft is sacrificial, and the process does not require machining. A vortex tube is used to deliver chilled compressed air to the cutting point. If needed, oil is also added to the mix.
Another method for hardening a worm shaft is called induction hardening. The process is a high-frequency electrical process that induces eddy currents in metallic objects. The higher the frequency, the more surface heat it generates. With induction heating, you can program the heating process to harden only specific areas of the worm shaft. The length of the worm shaft is usually shortened.
Worm gears offer numerous advantages over standard gear sets. If used correctly, they are reliable and highly efficient. By following proper setup guidelines and lubrication guidelines, worm gears can deliver the same reliable service as any other type of gear set. The article by Ray Thibault, a mechanical engineer at the University of Virginia, is an excellent guide to lubrication on worm gears.

Wear load capacity

The wear load capacity of a worm shaft is a key parameter when determining the efficiency of a gearbox. Worms can be made with different gear ratios, and the design of the worm shaft should reflect this. To determine the wear load capacity of a worm, you can check its geometry. Worms are usually made with teeth ranging from 1 to 4 and up to twelve. Choosing the right number of teeth depends on several factors, including the optimisation requirements, such as efficiency, weight, and centre-line distance.
Worm gear tooth forces increase with increased power density, causing the worm shaft to deflect more. This reduces its wear load capacity, lowers efficiency, and increases NVH behavior. Advances in lubricants and bronze materials, combined with better manufacturing quality, have enabled the continuous increase in power density. Those 3 factors combined will determine the wear load capacity of your worm gear. It is critical to consider all 3 factors before choosing the right gear tooth profile.
The minimum number of gear teeth in a gear depends on the pressure angle at zero gearing correction. The worm diameter d1 is arbitrary and depends on a known module value, mx or mn. Worms and gears with different ratios can be interchanged. An involute helicoid ensures proper contact and shape, and provides higher accuracy and life. The involute helicoid worm is also a key component of a gear.
Worm gears are a form of ancient gear. A cylindrical worm engages with a toothed wheel to reduce rotational speed. Worm gears are also used as prime movers. If you’re looking for a gearbox, it may be a good option. If you’re considering a worm gear, be sure to check its load capacity and lubrication requirements.
worm shaft

NVH behavior

The NVH behavior of a worm shaft is determined using the finite element method. The simulation parameters are defined using the finite element method and experimental worm shafts are compared to the simulation results. The results show that a large deviation exists between the simulated and experimental values. In addition, the bending stiffness of the worm shaft is highly dependent on the geometry of the worm gear toothings. Hence, an adequate design for a worm gear toothing can help reduce the NVH (noise-vibration) behavior of the worm shaft.
To calculate the worm shaft’s NVH behavior, the main axes of moment of inertia are the diameter of the worm and the number of threads. This will influence the angle between the worm teeth and the effective distance of each tooth. The distance between the main axes of the worm shaft and the worm gear is the analytical equivalent bending diameter. The diameter of the worm gear is referred to as its effective diameter.
The increased power density of a worm gear results in increased forces acting on the corresponding worm gear tooth. This leads to a corresponding increase in deflection of the worm gear, which negatively affects its efficiency and wear load capacity. In addition, the increasing power density requires improved manufacturing quality. The continuous advancement in bronze materials and lubricants has also facilitated the continued increase in power density.
The toothing of the worm gears determines the worm shaft deflection. The bending stiffness of the worm gear toothing is also calculated by using a tooth-dependent bending stiffness. The deflection is then converted into a stiffness value by using the stiffness of the individual sections of the worm shaft. As shown in figure 5, a transverse section of a two-threaded worm is shown in the figure.

China Standard Massey-Ferguson Mf240 Parts M7bgc004 for Sale     near me factory China Standard Massey-Ferguson Mf240 Parts M7bgc004 for Sale     near me factory


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