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These two ultra-precision, high-load capacity D-design mated single row angular contact ball bearings with seals are available in a variety of configurations. Designed for low to medium operating temperatures, relatively high speeds and heavy loads.
SKF S71902 ACD/HCP4ADBA
| Universal mating bearings |
not
|
| d |
15 mm
|
aperture |
|---|---|---|
| D |
28 mm
|
Outside diameter |
| B |
14 mm
|
width |
| d1 |
18.9 mm
|
Inner ring flange diameter (large end) |
| D4 |
25.8 mm
|
Outer ring flange groove diameter (minimum flank) |
| r1,2 |
min.0.3 mm
|
Chamfer size |
| r3,4 |
min.0.2 mm
|
Chamfer size |
| da |
min.17 mm
|
Shaft shoulder diameter |
|---|---|---|
| da |
max.18.5 mm
|
Shaft shoulder diameter |
| Db |
max.26.6 mm
|
Housing shoulder diameter |
| ra |
max.0.3 mm
|
Fillet radius |
| rb |
max.0.2 mm
|
Fillet radius |
| Basic dynamic load rating | C |
6 180 N
|
|---|---|---|
| Basic static load rating | C0 |
3 600 N
|
| Fatigue load limits | Pyou |
112 N
|
| Allowable speed |
Contact SKF to find out about achievable speeds
|
|
| Contact angle | α |
25 °
|
| Ball diameter | Din |
3.969 mm
|
| Number of Columns | i |
2
|
| Number of balls (per bearing) | with |
13
|
| Preload class |
A
|
|
| Preloading | G |
25 N
|
| Axial stiffness |
44 N/µm
|
| The correction factor depends on the bearing series and size | f |
1.05
|
|---|---|---|
| The correction factor depends on the angle of contact | f1 |
0.98
|
| preload grade A correction factor, | f2A |
1
|
| Correction factor for hybrid bearings | fHC |
1.04
|
| Axial load factor (back-to-back or face-to-face configuration) | And1 |
0.92
|
|---|---|---|
| Axial load factor (back-to-back or face-to-face configuration) | And2 |
1.41
|
| Axial load factor (back-to-back or face-to-face configuration) | And0 |
0.76
|
| Radial load factor (back-to-back or face-to-face configuration) | X1 |
1
|
| Radial load factor (back-to-back or face-to-face configuration) | X2 |
0.67
|
| Radial load factor (back-to-back or face-to-face configuration) | X0 |
1
|
As a professional bearing exporter and SKF distributor, WS Bearing stocks thousands kindsof Angular contact ball bearings,super-precision for sale，We can export to Singapore–Viet Nam–Malaysia–Indonesia-Germany-USA etc.we have always been committed to providing our customers with the highest quality products and the most satisfactory services. Through collaborations with top brands such as SKF, TIMKEN, FAG, THK, and others, we have not only established a wide range of product lines but also accumulated rich industry experience and technical knowledge.If you have problems about selecting proper bearings for your special applications, please contact us right now
