Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71940 CD/HCP4AH1

71940 CD/HCP4AH1

Dimensions

d		200	mm
D		280	mm
B		38	mm
d₁		224.7	mm
d₂		224.7	mm
D₁		255.3	mm
K		0.6	mm
C₁		10	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1	mm
a		51.3	mm

Abutment dimensions

d_a	min.	209	mm
d_b	min.	209	mm
D_a	max.	271	mm
D_b	max.	275	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		231.4	mm

Calculation data

Basic dynamic load rating	C	208	kN
Basic static load rating	C₀	265	kN
Fatigue load limit	P_u	7.2	kN
Attainable speed for grease lubrication		6000	r/min
Attainable speed for oil-air lubrication		8500	r/min
Ball diameter	D_w	25.4	mm
Number of balls	z	26
Reference grease quantity	G_ref	81	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	800	N
Static axial stiffness, preload class A		224	N/µm
Preload class B	G_B	1600	N
Static axial stiffness, preload class B		305	N/µm
Preload class C	G_C	3200	N
Static axial stiffness, preload class C		430	N/µm
Preload class D	G_D	6400	N
Static axial stiffness, preload class D		627	N/µm
Calculation factors
Calculation factor	f	1.23
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	16.3

Mass

Mass bearing

5.11

Model Number: 71940 CD/HCP4AH1
Inner Diameter：200mm Outer Diameter：280mm Width：38mm
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:reinforced machinery,lifting chain,Logistics Equipment,food testing,Hair styling device,circulating pump,Storage Tool,Insect Count,chuck industry,Pneumatic Control Valves,small appliances
Similar models:71940 ACD/P4A 71940 ACD/HCP4AH1 71940 CD/HCP4AH1 71940 ACD/HCP4A 71940 ACD/P4AH1 71940 CD/HCP4A 71940 CD/P4A 71940 CD/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71940CD/HCP4AH1 products，there is large inventory of SKF 71940 CD/HCP4AH1 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71940 CD/HCP4AH1 Which SKF 71940CD/HCP4AH1 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
16719	42.8752	63.55	7.95	Seals
248/1800 CAFA/W20	1800	2180	375	Bearings, units and housings
3309 DNRCBM	45	100	39.7	Bearings, units and housings
34115	86.995	99.9998	7.493	Seals
4700567	1193.8	1244.6	22.23	Seals
6x22x7 HMS5 V	6	22	7	Seals
7222 BECCM	110	200	38	Bearings, units and housings
FNL 517 A	75	-	-	Bearings, units and housings
FY 55 TF/VA228	55	-	64.4	Bearings, units and housings
HM 3088	60	-	440	Bearings, units and housings
SIJ 20 ES	20	-	16	Bearings, units and housings
W 040	202.7428	253.2126	-	Bearings, units and housings

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Hot number： 16533 16x24x7 HMS5 V1 17144 230/600 CAK/W33 7015 CE/P4AH1 90891 99215 C 2210 V GEZ 304 ES-2LS MB 38 OKC 190 SAF 22216 SAF 22520 SAF 23044 KA x 7.7/8 YET 207-104