A pinion gear is a small cylindrical gear that meshes with a larger gear or rack to transmit rotational motion and torque in mechanical systems.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Module | 1-10 mm | |
| Backlash | 0.05-0.20 mm | |
| Hardness | HRC 45-60 (surface) | |
| Face Width | 10-100 mm | |
| Quality Grade | ISO 1328 Class 5-9 | |
| Pitch Diameter | 10-400 mm | |
| Pressure Angle | 20° or 14.5° | |
| Number Of Teeth | 6-40 teeth |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A gear set is a collection of two or more gears that work together to transmit motion and torque between rotating shafts within a drive system.
A matched pair of gears (pinion and gear) designed to transmit torque and motion within a gear reduction unit.
A mechanical assembly that enables the rotation of the tower crane's upper structure (jib and counter-jib) relative to the stationary tower.
A practical evidence checklist for RFQ preparation and supplier evaluation.
CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.
1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.
Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.
A pinion gear is specifically the smaller gear in a gear pair, typically the driving element, while 'gear' can refer to any toothed wheel. Pinions usually have fewer teeth and rotate faster than their mating gears.
Consider torque requirements, speed ratios, operating environment, material compatibility, and mounting constraints. Key parameters include module, pressure angle, number of teeth, and material hardness based on load conditions.
Regular lubrication with appropriate gear oil, periodic inspection for wear patterns (pitting, scoring), alignment checks, and monitoring of backlash and vibration levels to prevent premature failure.
Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.