S71922 CE/P4A SKF Angular Contact Ball Bearings

S71922 CE/P4A SKF Angular Contact Ball Bearings

Name	S71922 CE/P4A	71922 ACD/HCP4AH1	71922 ACE/HCP4A
Brand	SKF	SKF	SKF
d1	122.4 mm 4.8189 in	122.3 mm 4.815 in	122.4 mm 4.8189 in
d2	119 mm 4.685 in	122.3 mm 4.815 in	119 mm 4.685 in
D2	140.9 mm 5.5472 in
r1,2 min.	1.1 mm 0.0433 in	1.1 mm 0.0433 in	1.1 mm 0.0433 in
r3,4 min.	0.6 mm 0.0236 in	0.6 mm 0.0236 in	0.6 mm 0.0236 in
da min.	116 mm 4.5669 in	116 mm 4.5669 in	116 mm 4.5669 in
da max.	121.8 mm 4.7953 in
db min.	113.2 mm 4.4567 in	116 mm 4.5669 in	113.2 mm 4.4567 in
db max.	118.4 mm 4.6614 in
Da max.	144 mm 5.6693 in	144 mm 5.6693 in	144 mm 5.6693 in
Db max.	146.8 mm 5.7795 in	146 mm 5.748 in	146.8 mm 5.7795 in
ra max.	1 mm 0.0394 in	1 mm 0.0394 in	1 mm 0.0394 in
rb max.	0.6 mm 0.0236 in	0.6 mm 0.0236 in	0.6 mm 0.0236 in
Basic dynamic load rating C	39.7 kN	58.5 kN	37.7 kN
Basic static load rating C0	34.5 kN	68 kN	32.5 kN
Fatigue load limit Pu	1.25 kN	2.55 kN	1.18 kN
Attainable speed for grease lubrication	12000 r/min	8500 r/min	12300 r/min
Ball diameter Dw	12.7 mm 0.5 in	12.7 mm 0.5 in	12.7 mm 0.5 in
Number of balls z	26	28	26
Preload class A GA	220 N	370 N	340 N
Static axial stiffness, preload class A	80 N/µm	304 N/µm	221 N/µm
Preload class B GB	650 N	740 N	1030 N
Static axial stiffness, preload class B	126 N/µm	399 N/µm	334 N/µm
Preload class C GC	1300 N	1480 N	2070 N
Static axial stiffness, preload class C	174 N/µm	535 N/µm	441 N/µm
Calculation factor f	1.2	1.26	1.2
Calculation factor f1	1	0.98	0.98
Calculation factor f2A	1	1	1
Calculation factor f2B	1.04	1.07	1.04
Calculation factor f2C	1.08	1.12	1.08
Calculation factor fHC	1	1.04	1.01
Calculation factor f0	8.6
Mass bearing	0.84 kg	0.73 kg	0.7 kg
Size (mm)	150x110x20(mm)	150x110x20(mm)	150x110x20(mm)
Bore Diameter (mm)	150(mm)	150(mm)	150(mm)
Outer Diameter (mm)	110(mm)	110(mm)	110(mm)
Width (mm)	20(mm)	20(mm)	20(mm)
d	110 mm 4.3307 in	110 mm 4.3307 in	110 mm 4.3307 in
D	150 mm 5.9055 in	150 mm 5.9055 in	150 mm 5.9055 in
B	20 mm 0.7874 in	20 mm 0.7874 in	20 mm 0.7874 in
d1	122.4 mm 4.8189 in	122.3 mm 4.815 in	122.4 mm 4.8189 in
d2	119 mm 4.685 in	122.3 mm 4.815 in	119 mm 4.685 in
D2	140.9 mm 5.5472 in
r1,2 - min.	1.1 mm 0.0433 in	1.1 mm 0.0433 in	1.1 mm 0.0433 in
r3,4 - min.	0.6 mm 0.0236 in	0.6 mm 0.0236 in	0.6 mm 0.0236 in
a	28.7 mm 1.1299 in	40.4 mm 1.5906 in	42.7 mm 1.6811 in
da - min.	116 mm 4.5669 in	116 mm 4.5669 in	116 mm 4.5669 in
da - max.	121.8 mm 4.7953 in
db - min.	113.2 mm 4.4567 in	116 mm 4.5669 in	113.2 mm 4.4567 in
db - max.	118.4 mm 4.6614 in
Da - max.	144 mm 5.6693 in	144 mm 5.6693 in	144 mm 5.6693 in
Db - max.	146.8 mm 5.7795 in	146 mm 5.748 in	146.8 mm 5.7795 in
ra - max.	1 mm 0.0394 in	1 mm 0.0394 in	1 mm 0.0394 in
rb - max.	0.6 mm 0.0236 in	0.6 mm 0.0236 in	0.6 mm 0.0236 in
Basic dynamic load rating - C	39.7 kN	58.5 kN	37.7 kN
Basic static load rating - C0	34.5 kN	68 kN	32.5 kN
Fatigue load limit - Pu	1.2 kN	2.6 kN	1.2 kN
Limiting speed for grease lubrication	12000 r/min	8500 r/min	12300 r/min
Ball - Dw	12.7 mm 0.5 in	12.7 mm 0.5 in	12.7 mm 0.5 in
Ball - z	26	28	26
Calculation factor - f0	8.6
Preload class A - GA	220 N	370 N	340 N
Preload class B - GB	650 N	740 N	1030 N
Preload class C - GC	1300 N	1480 N	2070 N
Calculation factor - f	1.2	1.26	1.2
Calculation factor - f	1
Calculation factor - f2A	1	1	1
Calculation factor - f2B	1.04	1.07	1.04
Calculation factor - f2C	1.08	1.12	1.08
Calculation factor - fHC	1	1.04	1.01
Preload class A	80 N/micron	304 N/micron	221 N/micron
Preload class B	126 N/micron	399 N/micron	334 N/micron
Preload class C	174 N/micron	535 N/micron	441 N/micron

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