Bearings
TECHNICAL SPECS
Model: R188ZZ
Metric:
Inner (d): 6.35 mm
Outer (D): 12.7 mm
Width (B): 4.763 mm
Inch:
Inner (d): 1/4 = 0.25 inch
Outer (D): 1/2 = 0.5 inch
Width (B): 3/16 = 0.1875 inch
Accuracy Class: ABEC-7
Bearing Type: Ball Bearing
Bearing Material GCr15 Bearing Steel
Ball Material: GCr15 Bearing Steel
Seal Type: Metal Seal Cover
Lubrication: Grease
Magnetic: little
Hardness: 58HRC
Clearance: C0
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Hign-concerned Chemical : None
Material : Bearing Steel
Model Number : R188ZZ
Bearing Material : Chrome Steel GCr15
Ball Material : Chrome Steel GCr15
Bearing Sizes : 6.35X12.7X4.76 mm
Bearing Grade : ABEC-9
Inner Diameter : 6.35 mm
Out Diameter : 12.7 mm
Width : 4.76 mm
Lubrication : Greased
Bearing Type : Ball Bearing
Application : Electric Nail Drill Machine Bearing...
Bearing Characteristics : Running Smooth & High Speed