Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71934 ACD/P4A

71934 ACD/P4A

Dimensions

d		170	mm
D		230	mm
B		28	mm
d₁		188.5	mm
d₂		188.5	mm
D₁		211.5	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		60.8	mm

Abutment dimensions

d_a	min.	179	mm
d_b	min.	179	mm
D_a	max.	221	mm
D_b	max.	225	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		193.5	mm

Calculation data

Basic dynamic load rating	C	124	kN
Basic static load rating	C₀	160	kN
Fatigue load limit	P_u	4.8	kN
Attainable speed for grease lubrication		5000	r/min
Attainable speed for oil-air lubrication		7500	r/min
Ball diameter	D_w	19.05	mm
Number of balls	z	29
Reference grease quantity	G_ref	36	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	800	N
Static axial stiffness, preload class A		415	N/µm
Preload class B	G_B	1600	N
Static axial stiffness, preload class B		546	N/µm
Preload class C	G_C	3200	N
Static axial stiffness, preload class C		731	N/µm
Preload class D	G_D	6400	N
Static axial stiffness, preload class D		1002	N/µm
Calculation factors
Calculation factor	f	1.3
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_2D	1.14
Calculation factor	f_HC	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

Mass bearing

2.85

Model Number: 71934 ACD/P4A
Inner Diameter：170mm Outer Diameter：230mm Width：28mm
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：2025-12-09
Application:physical instruments,powder metallurgy,key lock,non-ferrous metal alloy,industrial fans,Industrial,respirator,ignition system,Textile Accessories,Medical printer,wheel lathe
Similar models:71934 CD/HCP4A 71934 ACD/HCP4A 71934 ACD/P4AH1 71934 CD/P4AH1 71934 ACD/HCP4AH1 71934 CD/HCP4AH1 71934 ACD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71934ACD/P4A products，there is large inventory of SKF 71934 ACD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71934 ACD/P4A Which SKF 71934ACD/P4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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130x160x15 HMS5 V	130	160	15	Seals
26x38x7 HMS5 V	26	38	7	Seals
36363	92.075	126.97	11.13	Seals
44x60x10 HMS5 V	44	60	10	Seals
590820	241.3	292.1	25.4	Seals
6003-2Z/VA201	17	35	10	Bearings, units and housings
91235	231.775	282.5	20.62	Seals
BS2-2218-2RSK/VT143	90	160	48	Bearings, units and housings
NCF 2952 CV	260	360	60	Bearings, units and housings
NUP 208 ECML	40	80	18	Bearings, units and housings
SAFS 22528 x 4.13/16	122.2375	-	-	Bearings, units and housings
TUWK 35 LTHR	35	-	-	Bearings, units and housings

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Hot number： 12611 2319 M 33711 417506 7310 BECBP 81103 TN FSYE 2 1/2 N-118 HK 5025 NKI 15/16 NU 317 ECM/C3VL0241 NUP 2220 ECML S7024 CE/HCP4A SHR 17 SSAFS 23048 KAT x 8.1/2 SYK 35 LD