NTN MA1206#BW services Roller Bearings
| Brand Name |
NTN MA1206#BW services Roller Bearings |
| Model Number |
NTN MA1206#BW |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number | 7205 CD/P4A |
| Size (mm) | 52x25x15 |
| Bore Diameter (mm) | 52 |
| Outer Diameter (mm) | 25 |
| Width (mm) | 15 |
| d | 25 mm |
| D | 52 mm |
| B | 15 mm |
| d1 | 34.1 mm |
| d2 | 34.1 mm |
| D1 | 43.7 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.3 mm |
| a | 12.8 mm |
| da - min. | 30.6 mm |
| db - min. | 30.6 mm |
| Da - max. | 46.4 mm |
| Db - max. | 49.6 mm |
| ra - max. | 1 mm |
| rb - max. | 0.3 mm |
| dn | 36.1 mm |
| Basic dynamic load rating - C | 13.5 kN |
| Basic static load rating - C0 | 7.2 kN |
| Fatigue load limit - Pu | 0.305 kN |
| Limiting speed for grease lubrication | 30000 r/min |
| Limiting speed for oil lubrication | 45000 mm/min |
| Ball - Dw | 7.938 mm |
| Ball - z | 13 |
| Gref | 1.872 cm3 |
| Calculation factor - f0 | 9.1 |
| Preload class A - GA | 50 N |
| Preload class B - GB | 100 N |
| Preload class C - GC | 200 N |
| Preload class D - GD | 400 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.01 |
| Calculation factor - f2C | 1.03 |
| Calculation factor - f2D | 1.05 |
| Calculation factor - fHC | 1 |
| Preload class A | 29 N/micron |
| Preload class B | 38 N/micron |
| Preload class C | 52 N/micron |
| Preload class D | 72 N/micron |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.14 |
| Product Group | B04270 |
| Enclosure | Open |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Steel |
| Number of Bearings | 1 (Single) |
| Contact Angle | 15 Degree |
| Preload | None |
| Raceway Style | 1 Rib Outer Ring |
| Cage Material | Phenolic |
| Rolling Element | Ball Bearing |
| Flush Ground | No |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | Super Precision | High Capacity |
| Long Description | 25MM Bore; 52MM Outside Diameter; 15MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact Ball |
| Manufacturer Item Number | 7205 CD/P4A |
| Weight / LBS | 0.298 |
| Width | 0.591 Inch | 15 Millimeter |
| Bore | 0.984 Inch | 25 Millimeter |
| Outside Diameter | 2.047 Inch | 52 Millimeter |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| da min. | 30.6 mm |
| db min. | 30.6 mm |
| Da max. | 46.4 mm |
| Db max. | 49.6 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 13.5 kN |
| Basic static load rating C0 | 7.2 kN |
| Fatigue load limit Pu | 0.305 kN |
| Attainable speed for grease lubrication | 30000 r/min |
| Attainable speed for oil-air lubrication | 45000 r/min |
| Ball diameter Dw | 7.938 mm |
| Number of balls z | 13 |
| Reference grease quantity Gref | 1.872 cm³ |
| Preload class A GA | 50 N |
| Static axial stiffness, preload class A | 29 N/µm |
| Preload class B GB | 100 N |
| Static axial stiffness, preload class B | 38 N/µm |
| Preload class C GC | 200 N |
| Static axial stiffness, preload class C | 52 N/µm |
| Preload class D GD | 400 N |
| Static axial stiffness, preload class D | 72 N/µm |
| Calculation factor f | 1.03 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.01 |
| Calculation factor f2C | 1.03 |
| Calculation factor f2D | 1.05 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 9.1 |
| Mass bearing | 0.13 kg |
Company Profile
| Worktime |
Seg - Sex (9.00 - 18.00) Sáb (9: 00-12: 00) |
| Phone |
(65) 8257 8518 |
| Fax |
(65) 6258 7399 |
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