RHC PART · FITS R44 · R66 · AUTHORIZED ROBINSON DEALER

B427-1 Ring - Cotter

Robinson part number B427-1, ring - cotter, 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: B427-1
DESCRIPTION: RING - COTTER
UNIT: EACH
FITS: R44 · R66
CONDITION: FACTORY NEW
2026 LIST PRICERHC price list, effective January 1, 2026: $1.35

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.

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.

Related parts

B426-2

Switch, Fuel

FITS R44

B428-1

Frame

FITS R22

B426-1

Switch, Oil

FITS R22 · R44

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