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Core parts of piston pump
Material: 31CrMoV9 / 65Mn
Dimention:Φ 70mm - Φ190mm,
Thickness: 4mm - 10.5mm
-Parallelism：0.01 -Flatness：0.01
-Roughness：Ra 0.06
SF Oilless Bearing Group Co., LTD.
Service Hotline:
No. 18 North Hongwei Road, Jiashan County, Jiaxing City, Zhejiang Province
