RHC PART · FITS R66 · AUTHORIZED ROBINSON HELICOPTER DEALER
KI-6602-1 R66 4000-HOUR Tailcone & Horizontal Stabilizer Upgrade Kit
Robinson part number KI-6602-1, R66 4000-HOUR tailcone & horizontal stabilizer upgrade kit, for the 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-6602-1
- DESCRIPTION
- R66 4000-HOUR TAILCONE & HORIZONTAL STABILIZER UPGRADE KIT
- UNIT
- KIT
- FITS
- R66
- CONDITION
- FACTORY NEW
- 2026 PRICE LISTEffective January 1, 2026
- $23,320.00
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
16 items · Robinson Kit Instructions KI-6602-1, revision BShow the list ▸Hide the list ▾
Every part Robinson packs in KI-6602-1, 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 |
|---|---|---|---|
| KI-6602-1Instr | Kit Instructions | 1 | |
| B330-19 | Palnut | 2 | |
| C023-XX | Tailcone Assembly (select p/n [below] as required.) | 1 | |
| C023-21.CS* | orTailcone Assembly (3-antenna) · select the one required | – | |
| C023-34.CS* | orTailcone Assembly (5-antenna) · select the one required | – | |
| C023-35.CS* | orTailcone Assembly (3-antenna and NAV antenna) · select the one required | – | |
| D210-3 | Nut | 4 | |
| D210-6 | Nut | 2 | |
| F044-1.CS* | Vertical Stabilizers Mount Assembly | 1 | |
| F050-2.CS* | Horizontal (Symmetrical) Stabilizer | 1 | |
| R5388 | Tailcone Crate | 1 | |
| MS3367-4-9+ | Ty-rap (Note: “+” in part number indicates 20-qty pack) | 1 | |
| MS3367-5-9+ | Ty-rap (Note: “+” in part number indicates 20-qty pack) | 1 | |
| NAS1149F0332P+ | Washer (Note: “+” in part number indicates 20-qty pack) | 1 | |
| NAS1149F0432P+ | Washer (Note: “+” in part number indicates 20-qty pack) | 1 | |
| NAS1149F0632P+ | Washer (Note: “+” in part number indicates 20-qty pack) | 1 | |
| NAS1149F0663P+ | Washer (Note: “+” in part number indicates 10-qty pack) | 1 | |
| NAS6603-2 | Bolt | 4 | |
| NAS6604-3 | Bolt | 4 |
- *“.CS” suffix indicates part has paint finish options; contact Customer Support.
Contents from Robinson Helicopter Company Kit Instructions KI-6602-1, revision B, 13 October 2023. Open the official Kit Instructions PDF ↗ · Current revisions are listed under Kit Instructions on Robinson's publications page ↗
Kit terms
- Replaces C023-21, -34 or -35 tailcones (revision AV and prior) with revision AW or later tailcones, and the C044-1 and -2 horizontal stabilizers with the F044-1 vertical stabilizers mount assembly
- Installs the F050-2 horizontal (symmetrical) stabilizer assembly
- Tailcone is selected at order: 3-antenna, 5-antenna, or 3-antenna with NAV antenna
- Reweighing of the helicopter is required after installation
- Eligibility per R66 Service Letter SL-45 · contact Technical Support for ENG-configured helicopters
- KI-6602-1 or KI-6602-2 is required with the KI-6606 R66 2000-hour kit
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.