Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71934 CD/HCP4A

71934 CD/HCP4A

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		40.9	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	133	kN
Basic static load rating	C₀	166	kN
Fatigue load limit	P_u	5.1	kN
Attainable speed for grease lubrication		7000	r/min
Attainable speed for oil-air lubrication		10000	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	500	N
Static axial stiffness, preload class A		190	N/µm
Preload class B	G_B	1000	N
Static axial stiffness, preload class B		262	N/µm
Preload class C	G_C	2000	N
Static axial stiffness, preload class C		371	N/µm
Preload class D	G_D	4000	N
Static axial stiffness, preload class D		547	N/µm
Calculation factors
Calculation factor	f	1.3
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.5

Mass

Mass bearing

2.34

Model Number: 71934 CD/HCP4A
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：2021-06-04
Application:plastic rolling,Material handling equipment,medical equipment,plastic molding,chamfer,machine tool spindle,static control,non-ferrous metal alloy,lifting tackle,Hydraulic Couplings,metallurgical mold
Similar models:71934 ACD/P4AH1 71934 CD/P4AH1 71934 CD/HCP4AH1 71934 CD/HCP4A 71934 ACD/HCP4AH1 71934 ACD/HCP4A 71934 ACD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71934CD/HCP4A products，there is large inventory of SKF 71934 CD/HCP4A 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 CD/HCP4A Which SKF 71934CD/HCP4A 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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Hot number： 240/670 ECA/W33 21x35x7 CRW1 V 34x52x8 HMSA10 V 39997 525637 594/592 A 7012 CE/HCP4AL BTW 150 CM/SP D/W R188 R-2Z NJ 1060 MA NNU 4944 B/SPW33 PSM 708590 A51 S7003 ACD/P4A T2DD 065 SYNT 35 LW