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TECHNICAL INFORMATION
Subject Change of Piston Cylinder
66838
For Models HR2450, HR2450F, HR2451, HR2452, BHR200
Country All countries
Description Material and heat treatment of Piston Cylinder have been changed.
Surface treatment of Piston Cylinder has been eliminated.
(Tool holder section)
Piston cylinder
(Swash bearing section)
For HR2450, HR2450F, HR2451, HR2452
Current New
Material A2014 SC100
Surface treatment Hardened Alumite Eliminated
Color Silver Lustrous silver
For BHR200
Current New
Material A2014 SC100
Surface treatment Tufram Eliminated
Color Gold Silver
Interchangeability(I/C)
Item No. Current part Q'ty I/C New part Q'ty Note
Piston Cylinder Piston Cylinder For HR2450, HR2450F,
032 1 Yes 1
331632-5 331632-5 HR2451, HR2452
Piston Cylinder Piston Cylinder
031 1 Yes 1 For BHR200
317380-0 317380-0
Implementation
HR2450, HR2450F, HR2451, HR2452: To be informed later.
BHR200: From serial No. 53287E (August 2002)