Helicopter Collar 12 x 15 x 5 - Hirobo HI2521086  [HI2521086]

HIROBO 2521-086 COLLAR 12 X 15 X 5 #2521086
Price:
NZD$9.54
Brand:
Hirobo
Model:
HI2521086
GTIN:
4512895125387
Condition:
Brand New
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Helicopter spacer collar overview

This small RC component is listed as a general helicopter part by Hirobo and is intended to provide a fixed spacing or locating function on rotating shafts and associated linkages.

When fitted the collar maintains axial position and reduces side-to-side movement, helping to keep blade grips, hubs and bearings running true without changing the model's handling when correctly set.

Installation is a basic hobby task: slide the collar onto the shaft to the chosen position, seat it against the adjacent bearing or hub, and secure with the existing set screw or retention method supplied by the assembly. Confirm free rotation once installed.

Carry out routine checks after operating: ensure the collar stays in place, inspect contact surfaces for signs of wear, and replace the part if it shows deformation or excess play to protect predictable performance.

What role does the HI2521086 play in shaft alignment?

It locates parts along the shaft to preserve axial alignment and cut down lateral movement, which supports straight-running rotor assemblies.

How often should I inspect the collar?

Inspect after initial flights and periodically thereafter: check the seating, look for wear where it contacts shafts or hubs, and replace if any deformation or excess looseness appears.

Will the collar fit other helicopter makes?

The collar is specified for Hirobo helicopter general parts; it may be compatible with other models only if their shaft and mounting geometry match the 12x15x5 dimensions, so measure before fitting.

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