Advance 40 mm x 62 mm x 12 mm Basic static load rating C0 Timken 447/432 Tapered Roller Bearings is your source for quality Tapered Roller Bearings and accessories. shop online for home delivery or pick up in one of our 10000 71908 ACE/P4A Bearing number .
Bearing number | 71908 ACE/P4A |
Size (mm) | 40x62x12 |
Brand | SKF |
Bore Diameter (mm) | 40 |
Outer Diameter (mm) | 62 |
Width (mm) | 12 |
d | 40 mm |
D | 62 mm |
B | 12 mm |
C | 12 mm |
d1 | 46.5 mm |
d2 | 44.8 mm |
r1 min. | 0,6 mm |
r2 min. | 0,6 mm |
r3 min. | 0,3 mm |
r4 min. | 0,3 mm |
D1 | 54.15 mm |
D2 | 56,5 mm |
da min. | 43.2 mm |
Da max. | 58.8 mm |
db min | 42 mm |
ra max. | 0.6 mm |
rb max. | 0.3 mm |
dh | 48 mm |
Db max | 60 mm |
Weight | 0,1 Kg |
Basic dynamic load rating (C) | 9,23 kN |
Basic static load rating (C0) | 5,85 kN |
(Grease) Lubrication Speed | 28 000 r/min |
(Oil) Lubrication Speed | 44 000 r/min |
Fatigue load limit (Pu) | 0,245 |
Category | Precision Ball Bearings |
Inventory | 0.0 |
Manufacturer Name | SKF |
Minimum Buy Quantity | N/A |
Weight / Kilogram | 0.126 |
Product Group | B04270 |
Enclosure | Open |
Precision Class | ABEC 7 | ISO P4 |
Material – Ball | Steel |
Number of Bearings | 1 (Single) |
Contact Angle | 25 Degree |
Preload | None |
Raceway Style | 1 Rib Inner Ring and Outer Rin |
Cage Material | Phenolic |
Rolling Element | Ball Bearing |
Flush Ground | No |
Inch – Metric | Metric |
Other Features | Single Row | Angular Contact | |
Long Description | 40MM Bore; 62MM Outside Diamet |
UNSPSC | 31171531 |
Harmonized Tariff Code | 8482.10.50.28 |
Noun | Bearing |
Keyword String | Angular Contact Ball |
Manufacturer Item Number | 71908 ACE/P4A |
Weight / LBS | 0.278 |
Outside Diameter | 2.441 Inch | 62 Millimeter |
Bore | 1.575 Inch | 40 Millimeter |
Width | 0.472 Inch | 12 Millimeter |
r1,2 min. | 0.6 mm |
r3,4 min. | 0.3 mm |
a | 18.6 mm |
db min. | 42 mm |
Db max. | 60 mm |
dn | 48 mm |
Basic dynamic load rating C | 9.23 kN |
Basic static load rating C0 | 5.85 kN |
Fatigue load limit Pu | 0.245 kN |
Attainable speed for grease lubrication | 28000 r/min |
Attainable speed for oil-air lubrication | 44000 r/min |
Ball diameter Dw | 6.35 mm |
Number of balls z | 19 |
Reference grease quantity Gref | 1.4 cm³ |
Preload class A GA | 84 N |
Static axial stiffness, preload class A | 78 N/µm |
Preload class B GB | 250 N |
Static axial stiffness, preload class B | 117 N/µm |
Preload class C GC | 505 N |
Static axial stiffness, preload class C | 153 N/µm |
Calculation factor f | 1.05 |
Calculation factor f1 | 0.99 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.04 |
Calculation factor f2C | 1.07 |
Calculation factor fHC | 1 |
Calculation factor e | 0.68 |
Calculation factor (single, tandem) Y2 | 0.87 |
Calculation factor (single, tandem) Y0 | 0.38 |
Calculation factor (single, tandem) X2 | 0.41 |
Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
Mass bearing | 0.1 kg |