12 mm x 32 mm x 12 mm NMB PBR12FN self aligning ball bearings
Shop 12 mm x 32 mm x 12 mm NMB PBR12FN self aligning ball bearings huge online 12 mm x 32 mm x 12 mm discount self aligning ball bearings inventory. self aligning ball bearings and Import machinery parts your car needs with Free Shipping and Free NTN BEARING CORP. Extended Warranty.
What is PBR12FN bearing interchange？
| Brand Name: | NMB |
| Model Number: | PBR12FN |
| Bearing number: | 638/4-2Z |
| Size (mm): | 9x4x4 |
| Bore Diameter (mm): | 9 |
| Outer Diameter (mm): | 4 |
| Width (mm): | 4 |
| d: | 4 mm |
| D: | 9 mm |
| B: | 4 mm |
| PDF |
PBR12FN |
Product Details
| Bearing number | 638/4-2Z |
| Size (mm) | 9x4x4 |
| Bore Diameter (mm) | 9 |
| Outer Diameter (mm) | 4 |
| Width (mm) | 4 |
| d | 4 mm |
| D | 9 mm |
| B | 4 mm |
| d1 | 5.2 mm |
| D2 | 8.1 mm |
| r1,2 - min. | 0.1 mm |
| da - min. | 4.6 mm |
| da - max. | 5.1 mm |
| Da - max. | 8.4 mm |
| ra - max. | 0.1 mm |
| Basic dynamic load rating - C | 0.54 kN |
| Basic static load rating - C0 | 0.18 kN |
| Fatigue load limit - Pu | 0.07 kN |
| Reference speed | 140000 r/min |
| Limiting speed | 70000 r/min |
| Calculation factor - kr | 0.015 |
| Calculation factor - f0 | 10 |
| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.001 |
| Product Group | B00308 |
| Enclosure | 2 Metal Shields |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch - Metric | Metric |
| Long Description | 4MM Bore; 9MM Outside Diameter; 4MM Outer Race Width; 2 Metal Shields; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features; C0-Medium Internal Clearance; Steel C |
| Other Features | Deep Groove |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Weight / LBS | 0.0013 |
| Bore | 0.157 Inch | 4 Millimeter |
| Outside Diameter | 0.354 Inch | 9 Millimeter |
| Inner Race Width | 0 Inch | 0 Millimeter |
| Outer Race Width | 0.157 Inch | 4 Millimeter |
| d1 ≈ | 5.2 mm |
| D2 ≈ | 8.1 mm |
| r1,2 min. | 0.1 mm |
| da min. | 4.6 mm |
| da max. | 5.1 mm |
| Da max. | 8.4 mm |
| ra max. | 0.1 mm |
| Basic dynamic load rating C | 0.423 kN |
| Basic static load rating C0 | 0.116 kN |
| Fatigue load limit Pu | 0.005 kN |
| Calculation factor kr | 0.015 |
| Calculation factor f0 | 6.5 |
| Mass bearing | 0.0013 kg |
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