How to assemble an ARF RC aircraft step by step
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
A15-1810 HV Phosphor Bronze & Hardened Steel Gear Standard Servo 20Kgf.cm 0.10sec/60° is a KST Servos product selected for Aircraft Servos, Car Servos, Glider Wing Servos, Industrial & UAV Servos. This page is written for practical buying decisions, with the key fit, size, voltage and performance details organized in one place.
Use it to compare torque, speed, voltage range, construction, dimensions, weight, variants and accessory compatibility before choosing the right component for an RC aircraft, helicopter, car, glider, UAV or workshop installation.
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
One of the most important setup guides: find the CG, install the flight battery, balance the aircraft and avoid nose-heavy or tail-heavy surprises.
A repeatable inspection routine for control direction, radio range, failsafe, battery, fasteners, propeller, CG and field readiness.
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | KST Servos |
| Brand | KST |
| Product Code | BR0023.0138 |
| All Variant SKUs | BR0023.0138 |
| Rated Voltage | DC7.4V |
| Voltage Range | DC6.0V-8.4V |
| Working Frequency | 1520μs/333Hz |
| Default Travel Angle | ±50° = 100° Total |
| Programmable | Yes |
| Case Material | Aluminum Alloy |
| Motor Type | Coreless DC Motor |
| Gear Set Material | Hardened Steel |
| Position Sensor | Potentiometer |
| Ball Bearing | 2BB |
| Case Dimensions | 35.5mm*15mm*32.5mm±0.2mm |
| Weight | 42g±10% |
| KST Collections | Glider Wing Servos, Aircraft Servos, Car Servos, Industrial, Industrial Servos, Mini Servos, A Series |
| Series | A Series |
| Size Class | Mini Servos |
| Application | Aircraft Servos, Car Servos, Glider Wing Servos, Industrial & UAV Servos |
| Features | Toque up to 20Kgf.cm; Speeds down to 0.10sec/60deg; CNC aluminum case; Hardened steel gear; Programmable |
| Package Includes | 1 * A15-1810 Servo; 5 * Plastic Servo Horn; 1 * Servo Horn Screw; 4 * Mounting Screw; 4 * Rubber Grommet |
| Item | A15-1810 Coreless Mini Servo |
| Torque | 15Kgf.cm@6.0V, 18Kgf.cm@7.4V, 20Kgf.cm@8.4V |
| Speed | 0.14sec/60°@6.0V, 0.12sec/60°@7.4V, 0.10sec/60°@8.4V |
| Product Type | RC |
| Operating Temperature Range | -10℃……+65℃ |
Tags: KST Servos, BR0023.0138, Glider Wing Servos, Aircraft Servos, Car Servos, Industrial & UAV Servos, Mini Servos, A Series, Gears, RC servo
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