Spur gear module 4 z=120, plate (without hub), C45 steel

Product Description

Spur gear module 4 z=120, plate (without hub), C45 steel is a straight-toothed spur gear: module 4, 120 teeth, pressure angle 20°. It is made of C45 steel.

It is a plate gear without hub, with a pilot bore. It is fixed to your own hub, flange or drum - with bolts or by welding. The face width is 40 mm.

Technical data

Applications

It is well suited to reduction gears, linear drives with a rack of the same module, machine tools and lifting equipment.

Frequently asked questions

Which gear has module 4, 120 teeth and an outside diameter of 488 mm?

It is a straight-toothed spur gear, module 4, z=120: pitch diameter 480 mm, outside diameter 488 mm. The matching product in the Ozdowski range is: spur gear module 4 z=120, plate (without hub), C45 steel. The module of a measured gear can be checked by dividing the outside diameter by the number of teeth plus 2.

Which gears can this gear mesh with?

With any straight-toothed spur gear of the same module (4) and a pressure angle of 20°, and also with a module 4 rack. The number of teeth of the mating gear determines the gear ratio.

How do I calculate the centre distance of two gears?

The centre distance is half the sum of the pitch diameters: a = m × (z1 + z2) / 2. For example, two module 4 gears with 120 teeth require a centre distance of 480 mm.

How do I mount a gear without hub (plate gear)?

A plate gear is fixed to your own hub, flange or drum, usually with bolts or by welding. The pilot bore is used for centring the gear.

What does the lead time depend on?

When ordering, please check the current stock level of this gear - the lead time depends on it and is clearly stated according to the quantity available in each warehouse. The stock level is shown above the product price and may vary depending on the warehouse.

Product photos are for illustration purposes only.