KNAPHEIDE BOLTS 9999: EQUIPMENT:MECHANICAL:WRECKER AND WHEEL LIFT DEVICES

General Information

NHTSA Campaign ID Number: 91E026000

Make Model Year
KNAPHEIDE BOLTS NO YEAR
Date Owners Notified Date Received by ODI Date Added to Database
1991-06-14 1991-06-17 1991-06-24

Production Dates: 1990-12-01 - 1991-03-01

Manufacturers Involved: Knapheide Manufacturing Company

Component: EQUIPMENT:MECHANICAL:WRECKER AND WHEEL LIFT DEVICES

Potential Number Of Units Affected: 355

Report Initiator: MFR MFR Report

Summary

BOLT FAILURE, POSSIBLY DUE TO HYDROGEN EMBRITTLEMENT, COULD OCCUR.

Consequence

FAILURE OF FRONT MOUNTING BOLTS COULD RESULT IN BODYLIFTING OFF FRAME, HOIST FRAME TWISTING AND POSSIBLE PROPERTY DAMAGE.

Remedy

REPLACE BOLTS WITH BOLTS OF IMPROVED QUALITY AND USE ATTACHING HARDWARE TO PREVENT FAILURE.

Notes

SYSTEM: MOUNTING BOLT, 1/2" X 1 1/2" WHIZ BOLTS USED FOR SERVICE BODYMOUNTING APPLICATIONS.