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6903-2rs Premium quality ball bearing ABEC3/C3 17 X 30 X 7 mm
Radial (Deep Groove) bearing
EMQ ( Motor quality ) bearing
Material: Chrome Steel (Gcr15)
JSB Great Bearings
***RPM Limit Grease 25000 rpm Oil 29000 rpm ***Dimension D (Outside) 30 mm d (Inside) Bore 17 mm B (Width) 7 mm ***Deep Groove Ball Bearing ISO 9001:2002 ***ABEC Tolerance Codes ABEC3/C3 ***Vibration Level V2+ ***Shield/Closure codes 2RS (Two Side Rubber Seal) ***Lubrication: Grease (Wide Temperature Range: - 20 C to 120 C ) JSB Great Bearings