Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71922 ACE/HCP4A

S71922 ACE/HCP4A

Dimensions

d		110	mm
D		150	mm
B		20	mm
d₁		122.4	mm
d₂		119	mm
D₂		140.9	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		42.7	mm

Abutment dimensions

d_a	min.	116	mm
d_a	max.	121.8	mm
d_b	min.	113.2	mm
d_b	max.	118.4	mm
D_a	max.	144	mm
D_b	max.	146.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	37.7	kN
Basic static load rating	C₀	32.5	kN
Fatigue load limit	P_u	1.18	kN
Attainable speed for grease lubrication		12300	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	26
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	340	N
Static axial stiffness, preload class A		221	N/µm
Preload class B	G_B	1030	N
Static axial stiffness, preload class B		334	N/µm
Preload class C	G_C	2070	N
Static axial stiffness, preload class C		441	N/µm
Calculation factors
Calculation factor	f	1.2
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
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

Mass bearing

0.71

Model Number: S71922 ACE/HCP4A
Inner Diameter：110mm Outer Diameter：150mm Width：20mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2026-04-17
Application:large agricultural machinery,key lock,economic mold,medical Equipment,machine tool spindle,Machine Tool Accessories,test strip,Die,Optical detection,Pneumatic Actuator,knitted fabrics
Similar models:S71922 ACD/P4A S71922 CB/P4A 71922 ACB/P4A 71922 CB/P4AL 71922 CE/HCP4AL 71922 CD/P4AL S71922 ACB/HCP4A S71922 ACB/P4A 71922 ACD/P4A 71922 CD/P4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
24931	63.5	85.09	11.13	Seals
320x350x18 HDS1 R	320	350	18	Seals
99150	38.1	45.2374	12.7	Seals
99175	44.45	52.4002	22.225	Seals
KM 7	8	-	35	Bearings, units and housings
NKXR 17 Z	17	26	25	Bearings, units and housings
OKF 160	160	365	-
RMS 6	19.05	50.8	17.462	Bearings, units and housings
S71922 ACD/P4A	110	150	20	Bearings, units and housings
SAF 1615	61.9125	-	-	Bearings, units and housings
SAW 23538 x 6.7/8 T	174.625	-	-	Bearings, units and housings
SYFJ 508	-	-	-	Bearings, units and housings

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