RHC PART · FITS R44 · R66 · AUTHORIZED ROBINSON HELICOPTER DEALER

KI-253-2 28V Low RPM Wrng Horn Installation

Robinson part number KI-253-2, 28V low RPM wrng horn installation, for the R44 and R66. Factory-new from APEX Helicopters, an authorized Robinson service center at Fort Lauderdale Executive (FXE). Send the RFQ and a service specialist confirms price, availability, lead time, and install hours.

PART NUMBER: KI-253-2
DESCRIPTION: 28V LOW RPM WRNG HORN INSTL
UNIT: KIT
FITS: R44 · R66
CONDITION: FACTORY NEW
2026 LIST PRICERHC price list, effective January 1, 2026: $134.00

List price shown for reference. Call (954) 914-0600 or send the RFQ: availability, lead time, and install hours quoted together, usually the same business day.

What's in this kit

5 items · Robinson Kit Instructions KI-253, revision BShow the list ▸

Every part Robinson packs in KI-253-2, in the order of the Kit Instructions. Tap a part number for its page and price. Alternates are supplied only when selected at order.

ITEM	PART NUMBER	DESCRIPTION	QTY
1	KI-253Instr	Kit Instructions	1
3	B320-6	Horn Assembly (28V)	1
4	C479-3	Plate	1
5	C479-4	Ring	1
6	MS27039C0813	Screw Kit Instructions	4

Contents from Robinson Helicopter Company Kit Instructions KI-253, revision B, 13 October 2023. Quantities are those for KI-253-2. Open the official Kit Instructions PDF ↗ · Current revisions are listed under Kit Instructions on Robinson's publications page ↗

Illustrated parts catalogs

How ordering works

Send the RFQ with quantity + aircraft serial
We quote price, availability + install hours
Approve and schedule

Aircraft on ground? AOG requests jump the line. Serial effectivity and applicable service bulletins are checked on every quote, by a person.

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Not the part you need? Send any Robinson part number, the RFQ takes whole lists.