204-040-755-005 - Technical Bulletin
Field reports indicate that the wear sleeves P/N 427-044-117-101 installed on forward tail rotor driveshaft assembly P/N 427-044-100-103 tends to exhibit a premature wear groove.
This bulletin introduces an improved, hardened wear sleeve.
APPROVAL: The engineering design aspects of this bulletin a
www.DataSheet4U.com TECHNICAL BULLETIN No.
A Subsidiary of Textron Inc.
DATE REV 427-02-04 May 16, 2002 1 of 4 Date Page MODEL AFFECTED: 427 SUBJECT: INTRODUCTION OF NEW HARDENED WEAR SLEEVE P/N 427-044-123-101.
HELICOPTERS AFFECTED: Model 427 helicopters serial number 56001 through 56040 serial number 58001 through 58002.
[Model 427 helicopters serial numbers 56041 and subsequent and 58003 and subsequent will have the intent of this bulletin accomplished prior to delivery.] COMPLIANCE
