Good price deep groove ball bearing KFRB bearing 639/2-2Z
100% Authentic. Good price deep groove ball bearing KFRB bearing 639/2-2Z 35 ID Chamfer Angle (B deg.) Highest China abec 7 Bearing Supplier Quality. 20 +0.161 / +0.020 Bearing Bore after Mounting (di) Certified Supplier.
| Model Number: | 639/2-2Z |
| Bearing Bore after Mounting (di): | 20 +0.161 / +0.020 |
| Outer Diameter (mm): | 23 |
| ID Chamfer Angle (B deg.): | 35 |
| Wall Thickness (S3): | 1.460 |
| Bearing number: | AST850BM 2020 |
| Shaft Size (ds) - 20 +0 / -0.033: | 20 +0 / 0.033 |
| Shaft Dia., Nominal (d): | 20.0000 |
| Bearing Outside Diameter, Nominal(Do): | 23.000 |
Product Details
| Bearing Bore after Mounting (di) | 20 +0.161 / +0.020 |
| Outer Diameter (mm) | 23 |
| ID Chamfer Angle (B deg.) | 35 |
| Wall Thickness (S3) | 1.460 |
| Bearing number | AST850BM 2020 |
| Shaft Size (ds) - 20 +0 / -0.033 | 20 +0 / 0.033 |
| Shaft Dia., Nominal (d) | 20.0000 |
| Bearing Outside Diameter, Nominal(Do) | 23.000 |
| Bore Diameter (mm) | 20 |
| Average Clearance (Cd) | 0.1070 |
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