Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71805 CD/HCP4

71805 CD/HCP4

Dimensions

d		25	mm
D		37	mm
B		7	mm
d₁		29.1	mm
d₂		29.1	mm
D₁		33.1	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		7.7	mm

Abutment dimensions

d_a	min.	27	mm
d_b	min.	27	mm
D_a	max.	35	mm
D_b	max.	36.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		29.5	mm

Calculation data

Basic dynamic load rating	C	4.16	kN
Basic static load rating	C₀	3.2	kN
Fatigue load limit	P_u	0.137	kN
Attainable speed for grease lubrication		45000	r/min
Attainable speed for oil-air lubrication		70000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	20
Reference grease quantity	G_ref	0.21	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	22	N
Static axial stiffness, preload class A		29	N/µm
Preload class B	G_B	66	N
Static axial stiffness, preload class B		49	N/µm
Preload class C	G_C	132	N
Static axial stiffness, preload class C		71	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.1
Calculation factor	f_2C	1.18
Calculation factor	f_HC	1.02
Calculation factor	f₀	16.4

Mass

Mass bearing

0.019

Model Number: 71805 CD/HCP4
Inner Diameter：25mm Outer Diameter：37mm Width：7mm
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:Handling machinery and various industrial machinery,Broadcasting System,E Beauty,medical equipment,labor insurance,molding machine,CNC,atomizer class,sucker industry,Forging machine,blood cell reagent
Similar models:71805 CD/HCP4 71805 ACD/P4 71805 CD/P4 71805 ACD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71805CD/HCP4 products，there is large inventory of SKF 71805 CD/HCP4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71805 CD/HCP4 Which SKF 71805CD/HCP4 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
13875	34.925	65.07	9.53	Seals
20586	52.4002	76.12	11.13	Seals
27565	69.85	101.68	11.13	Seals
9843	25.4	38.07	6.35	Seals
AOH 241/500	480	500	360	Bearings, units and housings
BT4B 332188/HA1	374.65	501.65	-	Bearings, units and housings
BT4B 332671/HA1	646.112	857.25	-	Bearings, units and housings
HJ 238 EC	190	244.2	21.5	Bearings, units and housings
HJ 420	100	153.5	27	Bearings, units and housings
SYFJ 25 TF	25	-	-	Bearings, units and housings
W 60/2.5 R	2.5	8	2.8	Bearings, units and housings
WBB1-8708-2Z	8	14	4	Bearings, units and housings

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Hot number： 19310 BD-23192 CAK/W33-OH 3192 H 34866 412403 42340 71911 ACE/HCP4A 71919 ACD/P4AH1 FSYE 2 7/16 FY 1.11/16 DTF PBMF 405025 M1G1 SAW 23520 x 3.5/16 T SNW 40x7.1/4 SYK 20 TD T4CB 100 Z 205